Home / 123,927,554.80-185,909,046.90-42,050,211.40

Finding the Fourth Proportional to 123,927,554.80, 185,909,046.90 and 42,050,211.40

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Solution

The fourth proportional to 123,927,554.80, 185,909,046.90 and 42,050,211.40 is: 63,081,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,927,554.80 : 185,909,046.90 = 42,050,211.40 : x
  2. Step 2: Convert to fraction form
    123,927,554.80/185,909,046.90 = 42,050,211.40/x
  3. Step 3: Cross multiply
    123,927,554.80x = 185,909,046.90 × 42,050,211.40
  4. Step 4: Simplify right side
    123,927,554.80x = 7,817,514,723,317,515
  5. Step 5: Solve for x
    x = 7,817,514,723,317,515/123,927,554.80
  6. Step 6: Final answer
    x = 63,081,327.93

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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.