Home / 12,411,639,588.74-17,128,426,020.02-6,773,218,868.39

Finding the Fourth Proportional to 12,411,639,588.74, 17,128,426,020.02 and 6,773,218,868.39

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Solution

The fourth proportional to 12,411,639,588.74, 17,128,426,020.02 and 6,773,218,868.39 is: 9,347,240,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,639,588.74 : 17,128,426,020.02 = 6,773,218,868.39 : x
  2. Step 2: Convert to fraction form
    12,411,639,588.74/17,128,426,020.02 = 6,773,218,868.39/x
  3. Step 3: Cross multiply
    12,411,639,588.74x = 17,128,426,020.02 × 6,773,218,868.39
  4. Step 4: Simplify right side
    12,411,639,588.74x = 116,014,578,304,621,707,264
  5. Step 5: Solve for x
    x = 116,014,578,304,621,707,264/12,411,639,588.74
  6. Step 6: Final answer
    x = 9,347,240,344.45

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Double scale
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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.