Home / 123,927,555.80-185,909,048.40-42,050,212.40

Finding the Fourth Proportional to 123,927,555.80, 185,909,048.40 and 42,050,212.40

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Solution

The fourth proportional to 123,927,555.80, 185,909,048.40 and 42,050,212.40 is: 63,081,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,927,555.80 : 185,909,048.40 = 42,050,212.40 : x
  2. Step 2: Convert to fraction form
    123,927,555.80/185,909,048.40 = 42,050,212.40/x
  3. Step 3: Cross multiply
    123,927,555.80x = 185,909,048.40 × 42,050,212.40
  4. Step 4: Simplify right side
    123,927,555.80x = 7,817,514,972,301,880
  5. Step 5: Solve for x
    x = 7,817,514,972,301,880/123,927,555.80
  6. Step 6: Final answer
    x = 63,081,329.43

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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.