Home / 1,472,861,881,665.60-2,032,254,610,858.60-822,440,388,363.40

Finding the Fourth Proportional to 1,472,861,881,665.60, 2,032,254,610,858.60 and 822,440,388,363.40

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Solution

The fourth proportional to 1,472,861,881,665.60, 2,032,254,610,858.60 and 822,440,388,363.40 is: 1,134,803,128,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,861,881,665.60 : 2,032,254,610,858.60 = 822,440,388,363.40 : x
  2. Step 2: Convert to fraction form
    1,472,861,881,665.60/2,032,254,610,858.60 = 822,440,388,363.40/x
  3. Step 3: Cross multiply
    1,472,861,881,665.60x = 2,032,254,610,858.60 × 822,440,388,363.40
  4. Step 4: Simplify right side
    1,472,861,881,665.60x = 1,671,408,271,407,857,411,293,184
  5. Step 5: Solve for x
    x = 1,671,408,271,407,857,411,293,184/1,472,861,881,665.60
  6. Step 6: Final answer
    x = 1,134,803,128,666.57

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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.