Home / 77,341,206.56-107,011,916.91-67,438,738.35

Finding the Fourth Proportional to 77,341,206.56, 107,011,916.91 and 67,438,738.35

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Solution

The fourth proportional to 77,341,206.56, 107,011,916.91 and 67,438,738.35 is: 93,310,526.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,341,206.56 : 107,011,916.91 = 67,438,738.35 : x
  2. Step 2: Convert to fraction form
    77,341,206.56/107,011,916.91 = 67,438,738.35/x
  3. Step 3: Cross multiply
    77,341,206.56x = 107,011,916.91 × 67,438,738.35
  4. Step 4: Simplify right side
    77,341,206.56x = 7,216,748,664,825,430
  5. Step 5: Solve for x
    x = 7,216,748,664,825,430/77,341,206.56
  6. Step 6: Final answer
    x = 93,310,526.00

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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.