Home / 947,125,398.11-1,307,041,506.49-523,767,706.17

Finding the Fourth Proportional to 947,125,398.11, 1,307,041,506.49 and 523,767,706.17

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Solution

The fourth proportional to 947,125,398.11, 1,307,041,506.49 and 523,767,706.17 is: 722,804,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,125,398.11 : 1,307,041,506.49 = 523,767,706.17 : x
  2. Step 2: Convert to fraction form
    947,125,398.11/1,307,041,506.49 = 523,767,706.17/x
  3. Step 3: Cross multiply
    947,125,398.11x = 1,307,041,506.49 × 523,767,706.17
  4. Step 4: Simplify right side
    947,125,398.11x = 684,586,131,714,094,336
  5. Step 5: Solve for x
    x = 684,586,131,714,094,336/947,125,398.11
  6. Step 6: Final answer
    x = 722,804,111.35

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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.