Home / 105,360,564,247.08-158,071,891,972.20-42,443,486,281.32

Finding the Fourth Proportional to 105,360,564,247.08, 158,071,891,972.20 and 42,443,486,281.32

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Solution

The fourth proportional to 105,360,564,247.08, 158,071,891,972.20 and 42,443,486,281.32 is: 63,677,735,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,360,564,247.08 : 158,071,891,972.20 = 42,443,486,281.32 : x
  2. Step 2: Convert to fraction form
    105,360,564,247.08/158,071,891,972.20 = 42,443,486,281.32/x
  3. Step 3: Cross multiply
    105,360,564,247.08x = 158,071,891,972.20 × 42,443,486,281.32
  4. Step 4: Simplify right side
    105,360,564,247.08x = 6,709,122,178,384,367,976,448
  5. Step 5: Solve for x
    x = 6,709,122,178,384,367,976,448/105,360,564,247.08
  6. Step 6: Final answer
    x = 63,677,735,842.90

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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.