Home / 31,762,397,962.60-47,645,388,534.30-9,680,150,487.40

Finding the Fourth Proportional to 31,762,397,962.60, 47,645,388,534.30 and 9,680,150,487.40

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Solution

The fourth proportional to 31,762,397,962.60, 47,645,388,534.30 and 9,680,150,487.40 is: 14,520,771,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762,397,962.60 : 47,645,388,534.30 = 9,680,150,487.40 : x
  2. Step 2: Convert to fraction form
    31,762,397,962.60/47,645,388,534.30 = 9,680,150,487.40/x
  3. Step 3: Cross multiply
    31,762,397,962.60x = 47,645,388,534.30 × 9,680,150,487.40
  4. Step 4: Simplify right side
    31,762,397,962.60x = 461,214,531,042,666,545,152
  5. Step 5: Solve for x
    x = 461,214,531,042,666,545,152/31,762,397,962.60
  6. Step 6: Final answer
    x = 14,520,771,749.85

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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.