Home / 282,852,374.52-424,342,397.04-86,133,385

Finding the Fourth Proportional to 282,852,374.52, 424,342,397.04 and 86,133,385

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Solution

The fourth proportional to 282,852,374.52, 424,342,397.04 and 86,133,385 is: 129,219,516.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,852,374.52 : 424,342,397.04 = 86,133,385 : x
  2. Step 2: Convert to fraction form
    282,852,374.52/424,342,397.04 = 86,133,385/x
  3. Step 3: Cross multiply
    282,852,374.52x = 424,342,397.04 × 86,133,385
  4. Step 4: Simplify right side
    282,852,374.52x = 36,550,047,056,069,184
  5. Step 5: Solve for x
    x = 36,550,047,056,069,184/282,852,374.52
  6. Step 6: Final answer
    x = 129,219,516.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.