Home / 100,547,123.04-150,611,429.52-63,974,348.64

Finding the Fourth Proportional to 100,547,123.04, 150,611,429.52 and 63,974,348.64

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Solution

The fourth proportional to 100,547,123.04, 150,611,429.52 and 63,974,348.64 is: 95,828,381.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,547,123.04 : 150,611,429.52 = 63,974,348.64 : x
  2. Step 2: Convert to fraction form
    100,547,123.04/150,611,429.52 = 63,974,348.64/x
  3. Step 3: Cross multiply
    100,547,123.04x = 150,611,429.52 × 63,974,348.64
  4. Step 4: Simplify right side
    100,547,123.04x = 9,635,268,101,281,268
  5. Step 5: Solve for x
    x = 9,635,268,101,281,268/100,547,123.04
  6. Step 6: Final answer
    x = 95,828,381.86

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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.