Home / 1,456,578,834.40-2,184,868,251.60-1,323,931,160.80

Finding the Fourth Proportional to 1,456,578,834.40, 2,184,868,251.60 and 1,323,931,160.80

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Solution

The fourth proportional to 1,456,578,834.40, 2,184,868,251.60 and 1,323,931,160.80 is: 1,985,896,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,578,834.40 : 2,184,868,251.60 = 1,323,931,160.80 : x
  2. Step 2: Convert to fraction form
    1,456,578,834.40/2,184,868,251.60 = 1,323,931,160.80/x
  3. Step 3: Cross multiply
    1,456,578,834.40x = 2,184,868,251.60 × 1,323,931,160.80
  4. Step 4: Simplify right side
    1,456,578,834.40x = 2,892,615,160,535,854,080
  5. Step 5: Solve for x
    x = 2,892,615,160,535,854,080/1,456,578,834.40
  6. Step 6: Final answer
    x = 1,985,896,741.20

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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.