Home / 1,010,251,830.80-1,516,228,051.80-493,124,308.40

Finding the Fourth Proportional to 1,010,251,830.80, 1,516,228,051.80 and 493,124,308.40

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Solution

The fourth proportional to 1,010,251,830.80, 1,516,228,051.80 and 493,124,308.40 is: 740,101,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,251,830.80 : 1,516,228,051.80 = 493,124,308.40 : x
  2. Step 2: Convert to fraction form
    1,010,251,830.80/1,516,228,051.80 = 493,124,308.40/x
  3. Step 3: Cross multiply
    1,010,251,830.80x = 1,516,228,051.80 × 493,124,308.40
  4. Step 4: Simplify right side
    1,010,251,830.80x = 747,688,909,420,554,368
  5. Step 5: Solve for x
    x = 747,688,909,420,554,368/1,010,251,830.80
  6. Step 6: Final answer
    x = 740,101,513.92

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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.