Home / 98,144,950.88-135,445,358.48-56,328,681.86

Finding the Fourth Proportional to 98,144,950.88, 135,445,358.48 and 56,328,681.86

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Solution

The fourth proportional to 98,144,950.88, 135,445,358.48 and 56,328,681.86 is: 77,736,637.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144,950.88 : 135,445,358.48 = 56,328,681.86 : x
  2. Step 2: Convert to fraction form
    98,144,950.88/135,445,358.48 = 56,328,681.86/x
  3. Step 3: Cross multiply
    98,144,950.88x = 135,445,358.48 × 56,328,681.86
  4. Step 4: Simplify right side
    98,144,950.88x = 7,629,458,506,274,702
  5. Step 5: Solve for x
    x = 7,629,458,506,274,702/98,144,950.88
  6. Step 6: Final answer
    x = 77,736,637.88

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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.