Home / 144,806,659.20-217,215,237.60-42,581,030.40

Finding the Fourth Proportional to 144,806,659.20, 217,215,237.60 and 42,581,030.40

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Solution

The fourth proportional to 144,806,659.20, 217,215,237.60 and 42,581,030.40 is: 63,873,089.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,806,659.20 : 217,215,237.60 = 42,581,030.40 : x
  2. Step 2: Convert to fraction form
    144,806,659.20/217,215,237.60 = 42,581,030.40/x
  3. Step 3: Cross multiply
    144,806,659.20x = 217,215,237.60 × 42,581,030.40
  4. Step 4: Simplify right side
    144,806,659.20x = 9,249,248,635,588,822
  5. Step 5: Solve for x
    x = 9,249,248,635,588,822/144,806,659.20
  6. Step 6: Final answer
    x = 63,873,089.03

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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.