Home / 153,920,392.02-231,248,917.32-98,696,423.24

Finding the Fourth Proportional to 153,920,392.02, 231,248,917.32 and 98,696,423.24

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Solution

The fourth proportional to 153,920,392.02, 231,248,917.32 and 98,696,423.24 is: 148,280,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,920,392.02 : 231,248,917.32 = 98,696,423.24 : x
  2. Step 2: Convert to fraction form
    153,920,392.02/231,248,917.32 = 98,696,423.24/x
  3. Step 3: Cross multiply
    153,920,392.02x = 231,248,917.32 × 98,696,423.24
  4. Step 4: Simplify right side
    153,920,392.02x = 22,823,441,017,876,604
  5. Step 5: Solve for x
    x = 22,823,441,017,876,604/153,920,392.02
  6. Step 6: Final answer
    x = 148,280,813.98

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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.