Home / 242,689,130.40-364,033,695.60-89,445,165.60

Finding the Fourth Proportional to 242,689,130.40, 364,033,695.60 and 89,445,165.60

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Solution

The fourth proportional to 242,689,130.40, 364,033,695.60 and 89,445,165.60 is: 134,167,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,689,130.40 : 364,033,695.60 = 89,445,165.60 : x
  2. Step 2: Convert to fraction form
    242,689,130.40/364,033,695.60 = 89,445,165.60/x
  3. Step 3: Cross multiply
    242,689,130.40x = 364,033,695.60 × 89,445,165.60
  4. Step 4: Simplify right side
    242,689,130.40x = 32,561,054,186,921,992
  5. Step 5: Solve for x
    x = 32,561,054,186,921,992/242,689,130.40
  6. Step 6: Final answer
    x = 134,167,748.40

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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.