Home / 66,402,848.80-99,604,273.20-52,532,238.70

Finding the Fourth Proportional to 66,402,848.80, 99,604,273.20 and 52,532,238.70

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Solution

The fourth proportional to 66,402,848.80, 99,604,273.20 and 52,532,238.70 is: 78,798,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,402,848.80 : 99,604,273.20 = 52,532,238.70 : x
  2. Step 2: Convert to fraction form
    66,402,848.80/99,604,273.20 = 52,532,238.70/x
  3. Step 3: Cross multiply
    66,402,848.80x = 99,604,273.20 × 52,532,238.70
  4. Step 4: Simplify right side
    66,402,848.80x = 5,232,435,455,282,413
  5. Step 5: Solve for x
    x = 5,232,435,455,282,413/66,402,848.80
  6. Step 6: Final answer
    x = 78,798,358.05

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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.