Home / 26,717,421,916.60-36,870,762,253.43-15,719,218,752.69

Finding the Fourth Proportional to 26,717,421,916.60, 36,870,762,253.43 and 15,719,218,752.69

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Solution

The fourth proportional to 26,717,421,916.60, 36,870,762,253.43 and 15,719,218,752.69 is: 21,692,945,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717,421,916.60 : 36,870,762,253.43 = 15,719,218,752.69 : x
  2. Step 2: Convert to fraction form
    26,717,421,916.60/36,870,762,253.43 = 15,719,218,752.69/x
  3. Step 3: Cross multiply
    26,717,421,916.60x = 36,870,762,253.43 × 15,719,218,752.69
  4. Step 4: Simplify right side
    26,717,421,916.60x = 579,579,577,440,107,167,744
  5. Step 5: Solve for x
    x = 579,579,577,440,107,167,744/26,717,421,916.60
  6. Step 6: Final answer
    x = 21,692,945,496.36

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Double scale
Find fourth proportional to 26,717,421,917.60, 36,870,762,254.81 and 15,719,218,753.69
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.