Home / 242,868,007.20-364,176,039.60-89,435,085.60

Finding the Fourth Proportional to 242,868,007.20, 364,176,039.60 and 89,435,085.60

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Solution

The fourth proportional to 242,868,007.20, 364,176,039.60 and 89,435,085.60 is: 134,106,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,868,007.20 : 364,176,039.60 = 89,435,085.60 : x
  2. Step 2: Convert to fraction form
    242,868,007.20/364,176,039.60 = 89,435,085.60/x
  3. Step 3: Cross multiply
    242,868,007.20x = 364,176,039.60 × 89,435,085.60
  4. Step 4: Simplify right side
    242,868,007.20x = 32,570,115,275,094,988
  5. Step 5: Solve for x
    x = 32,570,115,275,094,988/242,868,007.20
  6. Step 6: Final answer
    x = 134,106,240.05

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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.