Home / 1,551,895,013.79-2,328,870,642.01-852,875,304.19

Finding the Fourth Proportional to 1,551,895,013.79, 2,328,870,642.01 and 852,875,304.19

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Solution

The fourth proportional to 1,551,895,013.79, 2,328,870,642.01 and 852,875,304.19 is: 1,279,877,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,895,013.79 : 2,328,870,642.01 = 852,875,304.19 : x
  2. Step 2: Convert to fraction form
    1,551,895,013.79/2,328,870,642.01 = 852,875,304.19/x
  3. Step 3: Cross multiply
    1,551,895,013.79x = 2,328,870,642.01 × 852,875,304.19
  4. Step 4: Simplify right side
    1,551,895,013.79x = 1,986,236,257,215,485,184
  5. Step 5: Solve for x
    x = 1,986,236,257,215,485,184/1,551,895,013.79
  6. Step 6: Final answer
    x = 1,279,877,981.16

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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.