Home / 1,569,168,068.32-2,165,451,926.40-909,500,983.84

Finding the Fourth Proportional to 1,569,168,068.32, 2,165,451,926.40 and 909,500,983.84

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Solution

The fourth proportional to 1,569,168,068.32, 2,165,451,926.40 and 909,500,983.84 is: 1,255,111,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,168,068.32 : 2,165,451,926.40 = 909,500,983.84 : x
  2. Step 2: Convert to fraction form
    1,569,168,068.32/2,165,451,926.40 = 909,500,983.84/x
  3. Step 3: Cross multiply
    1,569,168,068.32x = 2,165,451,926.40 × 909,500,983.84
  4. Step 4: Simplify right side
    1,569,168,068.32x = 1,969,480,657,519,023,360
  5. Step 5: Solve for x
    x = 1,969,480,657,519,023,360/1,569,168,068.32
  6. Step 6: Final answer
    x = 1,255,111,353.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.