Home / 315,367,113,732.90-473,050,676,064.45-76,600,153,900.96

Finding the Fourth Proportional to 315,367,113,732.90, 473,050,676,064.45 and 76,600,153,900.96

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Solution

The fourth proportional to 315,367,113,732.90, 473,050,676,064.45 and 76,600,153,900.96 is: 114,900,232,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,367,113,732.90 : 473,050,676,064.45 = 76,600,153,900.96 : x
  2. Step 2: Convert to fraction form
    315,367,113,732.90/473,050,676,064.45 = 76,600,153,900.96/x
  3. Step 3: Cross multiply
    315,367,113,732.90x = 473,050,676,064.45 × 76,600,153,900.96
  4. Step 4: Simplify right side
    315,367,113,732.90x = 36,235,754,589,489,572,347,904
  5. Step 5: Solve for x
    x = 36,235,754,589,489,572,347,904/315,367,113,732.90
  6. Step 6: Final answer
    x = 114,900,232,178.87

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1.5x scale

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.