Home / 139,718,848.95-209,578,273.43-63,191,344.95

Finding the Fourth Proportional to 139,718,848.95, 209,578,273.43 and 63,191,344.95

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Solution

The fourth proportional to 139,718,848.95, 209,578,273.43 and 63,191,344.95 is: 94,787,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,718,848.95 : 209,578,273.43 = 63,191,344.95 : x
  2. Step 2: Convert to fraction form
    139,718,848.95/209,578,273.43 = 63,191,344.95/x
  3. Step 3: Cross multiply
    139,718,848.95x = 209,578,273.43 × 63,191,344.95
  4. Step 4: Simplify right side
    139,718,848.95x = 13,243,532,970,024,594
  5. Step 5: Solve for x
    x = 13,243,532,970,024,594/139,718,848.95
  6. Step 6: Final answer
    x = 94,787,017.43

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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.