Home / 242,688,830.40-364,033,245.60-89,444,865.60

Finding the Fourth Proportional to 242,688,830.40, 364,033,245.60 and 89,444,865.60

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Solution

The fourth proportional to 242,688,830.40, 364,033,245.60 and 89,444,865.60 is: 134,167,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,688,830.40 : 364,033,245.60 = 89,444,865.60 : x
  2. Step 2: Convert to fraction form
    242,688,830.40/364,033,245.60 = 89,444,865.60/x
  3. Step 3: Cross multiply
    242,688,830.40x = 364,033,245.60 × 89,444,865.60
  4. Step 4: Simplify right side
    242,688,830.40x = 32,560,904,726,623,792
  5. Step 5: Solve for x
    x = 32,560,904,726,623,792/242,688,830.40
  6. Step 6: Final answer
    x = 134,167,298.40

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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.