Home / 85,737,660,881.86-118,318,070,108.55-47,675,050,663.33

Finding the Fourth Proportional to 85,737,660,881.86, 118,318,070,108.55 and 47,675,050,663.33

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Solution

The fourth proportional to 85,737,660,881.86, 118,318,070,108.55 and 47,675,050,663.33 is: 65,791,624,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,737,660,881.86 : 118,318,070,108.55 = 47,675,050,663.33 : x
  2. Step 2: Convert to fraction form
    85,737,660,881.86/118,318,070,108.55 = 47,675,050,663.33/x
  3. Step 3: Cross multiply
    85,737,660,881.86x = 118,318,070,108.55 × 47,675,050,663.33
  4. Step 4: Simplify right side
    85,737,660,881.86x = 5,640,819,986,812,552,347,648
  5. Step 5: Solve for x
    x = 5,640,819,986,812,552,347,648/85,737,660,881.86
  6. Step 6: Final answer
    x = 65,791,624,459.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.