Home / 71,497,292,824.64-98,662,617,569.76-39,381,963,631.04

Finding the Fourth Proportional to 71,497,292,824.64, 98,662,617,569.76 and 39,381,963,631.04

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Solution

The fourth proportional to 71,497,292,824.64, 98,662,617,569.76 and 39,381,963,631.04 is: 54,345,101,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,497,292,824.64 : 98,662,617,569.76 = 39,381,963,631.04 : x
  2. Step 2: Convert to fraction form
    71,497,292,824.64/98,662,617,569.76 = 39,381,963,631.04/x
  3. Step 3: Cross multiply
    71,497,292,824.64x = 98,662,617,569.76 × 39,381,963,631.04
  4. Step 4: Simplify right side
    71,497,292,824.64x = 3,885,527,616,875,496,210,432
  5. Step 5: Solve for x
    x = 3,885,527,616,875,496,210,432/71,497,292,824.64
  6. Step 6: Final answer
    x = 54,345,101,239.08

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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.