Home / 1,240,279,276.59-1,860,691,325.58-366,812,547.12

Finding the Fourth Proportional to 1,240,279,276.59, 1,860,691,325.58 and 366,812,547.12

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Solution

The fourth proportional to 1,240,279,276.59, 1,860,691,325.58 and 366,812,547.12 is: 550,299,386.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,279,276.59 : 1,860,691,325.58 = 366,812,547.12 : x
  2. Step 2: Convert to fraction form
    1,240,279,276.59/1,860,691,325.58 = 366,812,547.12/x
  3. Step 3: Cross multiply
    1,240,279,276.59x = 1,860,691,325.58 × 366,812,547.12
  4. Step 4: Simplify right side
    1,240,279,276.59x = 682,524,924,540,088,960
  5. Step 5: Solve for x
    x = 682,524,924,540,088,960/1,240,279,276.59
  6. Step 6: Final answer
    x = 550,299,386.13

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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.