Home / 976,679,725.30-1,465,019,587.95-907,804,971.70

Finding the Fourth Proportional to 976,679,725.30, 1,465,019,587.95 and 907,804,971.70

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Solution

The fourth proportional to 976,679,725.30, 1,465,019,587.95 and 907,804,971.70 is: 1,361,707,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,679,725.30 : 1,465,019,587.95 = 907,804,971.70 : x
  2. Step 2: Convert to fraction form
    976,679,725.30/1,465,019,587.95 = 907,804,971.70/x
  3. Step 3: Cross multiply
    976,679,725.30x = 1,465,019,587.95 × 907,804,971.70
  4. Step 4: Simplify right side
    976,679,725.30x = 1,329,952,065,578,895,616
  5. Step 5: Solve for x
    x = 1,329,952,065,578,895,616/976,679,725.30
  6. Step 6: Final answer
    x = 1,361,707,457.55

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1.5x scale

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.