Home / 147,341,769.80-220,587,501.90-130,335,657.80

Finding the Fourth Proportional to 147,341,769.80, 220,587,501.90 and 130,335,657.80

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Solution

The fourth proportional to 147,341,769.80, 220,587,501.90 and 130,335,657.80 is: 195,127,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,341,769.80 : 220,587,501.90 = 130,335,657.80 : x
  2. Step 2: Convert to fraction form
    147,341,769.80/220,587,501.90 = 130,335,657.80/x
  3. Step 3: Cross multiply
    147,341,769.80x = 220,587,501.90 × 130,335,657.80
  4. Step 4: Simplify right side
    147,341,769.80x = 28,750,417,162,595,248
  5. Step 5: Solve for x
    x = 28,750,417,162,595,248/147,341,769.80
  6. Step 6: Final answer
    x = 195,127,404.82

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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.