Home / 39,976,771,916.68-59,607,754,969.13-38,878,434,834.28

Finding the Fourth Proportional to 39,976,771,916.68, 59,607,754,969.13 and 38,878,434,834.28

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Solution

The fourth proportional to 39,976,771,916.68, 59,607,754,969.13 and 38,878,434,834.28 is: 57,970,068,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,976,771,916.68 : 59,607,754,969.13 = 38,878,434,834.28 : x
  2. Step 2: Convert to fraction form
    39,976,771,916.68/59,607,754,969.13 = 38,878,434,834.28/x
  3. Step 3: Cross multiply
    39,976,771,916.68x = 59,607,754,969.13 × 38,878,434,834.28
  4. Step 4: Simplify right side
    39,976,771,916.68x = 2,317,456,217,185,050,427,392
  5. Step 5: Solve for x
    x = 2,317,456,217,185,050,427,392/39,976,771,916.68
  6. Step 6: Final answer
    x = 57,970,068,769.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.