Home / 806,707,471.30-1,210,061,206.95-788,791,567.30

Finding the Fourth Proportional to 806,707,471.30, 1,210,061,206.95 and 788,791,567.30

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Solution

The fourth proportional to 806,707,471.30, 1,210,061,206.95 and 788,791,567.30 is: 1,183,187,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,707,471.30 : 1,210,061,206.95 = 788,791,567.30 : x
  2. Step 2: Convert to fraction form
    806,707,471.30/1,210,061,206.95 = 788,791,567.30/x
  3. Step 3: Cross multiply
    806,707,471.30x = 1,210,061,206.95 × 788,791,567.30
  4. Step 4: Simplify right side
    806,707,471.30x = 954,486,075,959,020,160
  5. Step 5: Solve for x
    x = 954,486,075,959,020,160/806,707,471.30
  6. Step 6: Final answer
    x = 1,183,187,350.95

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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.