Home / 1,792,520,680.23-2,473,680,921.62-988,730,151.90

Finding the Fourth Proportional to 1,792,520,680.23, 2,473,680,921.62 and 988,730,151.90

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Solution

The fourth proportional to 1,792,520,680.23, 2,473,680,921.62 and 988,730,151.90 is: 1,364,448,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,520,680.23 : 2,473,680,921.62 = 988,730,151.90 : x
  2. Step 2: Convert to fraction form
    1,792,520,680.23/2,473,680,921.62 = 988,730,151.90/x
  3. Step 3: Cross multiply
    1,792,520,680.23x = 2,473,680,921.62 × 988,730,151.90
  4. Step 4: Simplify right side
    1,792,520,680.23x = 2,445,802,913,380,530,688
  5. Step 5: Solve for x
    x = 2,445,802,913,380,530,688/1,792,520,680.23
  6. Step 6: Final answer
    x = 1,364,448,924.00

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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.