Home / 282,000,702.60-423,001,053.90-220,778,699.40

Finding the Fourth Proportional to 282,000,702.60, 423,001,053.90 and 220,778,699.40

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Solution

The fourth proportional to 282,000,702.60, 423,001,053.90 and 220,778,699.40 is: 331,168,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,000,702.60 : 423,001,053.90 = 220,778,699.40 : x
  2. Step 2: Convert to fraction form
    282,000,702.60/423,001,053.90 = 220,778,699.40/x
  3. Step 3: Cross multiply
    282,000,702.60x = 423,001,053.90 × 220,778,699.40
  4. Step 4: Simplify right side
    282,000,702.60x = 93,389,622,524,871,296
  5. Step 5: Solve for x
    x = 93,389,622,524,871,296/282,000,702.60
  6. Step 6: Final answer
    x = 331,168,049.10

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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.