Home / 423,836,482.38-636,339,258.56-292,367,004.00

Finding the Fourth Proportional to 423,836,482.38, 636,339,258.56 and 292,367,004.00

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Solution

The fourth proportional to 423,836,482.38, 636,339,258.56 and 292,367,004.00 is: 438,953,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,836,482.38 : 636,339,258.56 = 292,367,004.00 : x
  2. Step 2: Convert to fraction form
    423,836,482.38/636,339,258.56 = 292,367,004.00/x
  3. Step 3: Cross multiply
    423,836,482.38x = 636,339,258.56 × 292,367,004.00
  4. Step 4: Simplify right side
    423,836,482.38x = 186,044,602,554,695,776
  5. Step 5: Solve for x
    x = 186,044,602,554,695,776/423,836,482.38
  6. Step 6: Final answer
    x = 438,953,724.58

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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.