Home / 611,799,360.93-917,867,711.88-243,592,886.12

Finding the Fourth Proportional to 611,799,360.93, 917,867,711.88 and 243,592,886.12

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Solution

The fourth proportional to 611,799,360.93, 917,867,711.88 and 243,592,886.12 is: 365,456,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,799,360.93 : 917,867,711.88 = 243,592,886.12 : x
  2. Step 2: Convert to fraction form
    611,799,360.93/917,867,711.88 = 243,592,886.12/x
  3. Step 3: Cross multiply
    611,799,360.93x = 917,867,711.88 × 243,592,886.12
  4. Step 4: Simplify right side
    611,799,360.93x = 223,586,045,008,620,480
  5. Step 5: Solve for x
    x = 223,586,045,008,620,480/611,799,360.93
  6. Step 6: Final answer
    x = 365,456,486.70

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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.