Home / 153,280,437.50-229,918,490.69-71,353,492.94

Finding the Fourth Proportional to 153,280,437.50, 229,918,490.69 and 71,353,492.94

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Solution

The fourth proportional to 153,280,437.50, 229,918,490.69 and 71,353,492.94 is: 107,029,231.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,280,437.50 : 229,918,490.69 = 71,353,492.94 : x
  2. Step 2: Convert to fraction form
    153,280,437.50/229,918,490.69 = 71,353,492.94/x
  3. Step 3: Cross multiply
    153,280,437.50x = 229,918,490.69 × 71,353,492.94
  4. Step 4: Simplify right side
    153,280,437.50x = 16,405,487,400,718,012
  5. Step 5: Solve for x
    x = 16,405,487,400,718,012/153,280,437.50
  6. Step 6: Final answer
    x = 107,029,231.32

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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.