Home / 76,742,524,871.26-105,897,577,203.95-42,447,493,304.73

Finding the Fourth Proportional to 76,742,524,871.26, 105,897,577,203.95 and 42,447,493,304.73

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Solution

The fourth proportional to 76,742,524,871.26, 105,897,577,203.95 and 42,447,493,304.73 is: 58,573,609,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,742,524,871.26 : 105,897,577,203.95 = 42,447,493,304.73 : x
  2. Step 2: Convert to fraction form
    76,742,524,871.26/105,897,577,203.95 = 42,447,493,304.73/x
  3. Step 3: Cross multiply
    76,742,524,871.26x = 105,897,577,203.95 × 42,447,493,304.73
  4. Step 4: Simplify right side
    76,742,524,871.26x = 4,495,086,699,351,796,350,976
  5. Step 5: Solve for x
    x = 4,495,086,699,351,796,350,976/76,742,524,871.26
  6. Step 6: Final answer
    x = 58,573,609,701.96

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Double scale
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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.