Home / 139,249,425.60-208,802,052.72-62,506,370.88

Finding the Fourth Proportional to 139,249,425.60, 208,802,052.72 and 62,506,370.88

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Solution

The fourth proportional to 139,249,425.60, 208,802,052.72 and 62,506,370.88 is: 93,727,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,249,425.60 : 208,802,052.72 = 62,506,370.88 : x
  2. Step 2: Convert to fraction form
    139,249,425.60/208,802,052.72 = 62,506,370.88/x
  3. Step 3: Cross multiply
    139,249,425.60x = 208,802,052.72 × 62,506,370.88
  4. Step 4: Simplify right side
    139,249,425.60x = 13,051,458,547,821,634
  5. Step 5: Solve for x
    x = 13,051,458,547,821,634/139,249,425.60
  6. Step 6: Final answer
    x = 93,727,198.45

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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.