Home / 1,498,808,779.26-2,068,572,572.04-863,607,661.34

Finding the Fourth Proportional to 1,498,808,779.26, 2,068,572,572.04 and 863,607,661.34

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Solution

The fourth proportional to 1,498,808,779.26, 2,068,572,572.04 and 863,607,661.34 is: 1,191,903,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,808,779.26 : 2,068,572,572.04 = 863,607,661.34 : x
  2. Step 2: Convert to fraction form
    1,498,808,779.26/2,068,572,572.04 = 863,607,661.34/x
  3. Step 3: Cross multiply
    1,498,808,779.26x = 2,068,572,572.04 × 863,607,661.34
  4. Step 4: Simplify right side
    1,498,808,779.26x = 1,786,435,121,251,533,056
  5. Step 5: Solve for x
    x = 1,786,435,121,251,533,056/1,498,808,779.26
  6. Step 6: Final answer
    x = 1,191,903,294.12

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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.