Home / 70,266,957.77-96,971,432.58-38,905,006.93

Finding the Fourth Proportional to 70,266,957.77, 96,971,432.58 and 38,905,006.93

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Solution

The fourth proportional to 70,266,957.77, 96,971,432.58 and 38,905,006.93 is: 53,690,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,266,957.77 : 96,971,432.58 = 38,905,006.93 : x
  2. Step 2: Convert to fraction form
    70,266,957.77/96,971,432.58 = 38,905,006.93/x
  3. Step 3: Cross multiply
    70,266,957.77x = 96,971,432.58 × 38,905,006.93
  4. Step 4: Simplify right side
    70,266,957.77x = 3,772,674,256,294,499.50
  5. Step 5: Solve for x
    x = 3,772,674,256,294,499.50/70,266,957.77
  6. Step 6: Final answer
    x = 53,690,587.67

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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.