Home / 1,434,835,327.20-2,152,252,990.80-1,087,910,642.40

Finding the Fourth Proportional to 1,434,835,327.20, 2,152,252,990.80 and 1,087,910,642.40

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Solution

The fourth proportional to 1,434,835,327.20, 2,152,252,990.80 and 1,087,910,642.40 is: 1,631,865,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,835,327.20 : 2,152,252,990.80 = 1,087,910,642.40 : x
  2. Step 2: Convert to fraction form
    1,434,835,327.20/2,152,252,990.80 = 1,087,910,642.40/x
  3. Step 3: Cross multiply
    1,434,835,327.20x = 2,152,252,990.80 × 1,087,910,642.40
  4. Step 4: Simplify right side
    1,434,835,327.20x = 2,341,458,933,828,549,632
  5. Step 5: Solve for x
    x = 2,341,458,933,828,549,632/1,434,835,327.20
  6. Step 6: Final answer
    x = 1,631,865,963.60

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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.