Home / 1,865,024,158.55-2,574,894,865.80-1,187,223,549.39

Finding the Fourth Proportional to 1,865,024,158.55, 2,574,894,865.80 and 1,187,223,549.39

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Solution

The fourth proportional to 1,865,024,158.55, 2,574,894,865.80 and 1,187,223,549.39 is: 1,639,107,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,024,158.55 : 2,574,894,865.80 = 1,187,223,549.39 : x
  2. Step 2: Convert to fraction form
    1,865,024,158.55/2,574,894,865.80 = 1,187,223,549.39/x
  3. Step 3: Cross multiply
    1,865,024,158.55x = 2,574,894,865.80 × 1,187,223,549.39
  4. Step 4: Simplify right side
    1,865,024,158.55x = 3,056,975,821,885,675,520
  5. Step 5: Solve for x
    x = 3,056,975,821,885,675,520/1,865,024,158.55
  6. Step 6: Final answer
    x = 1,639,107,894.60

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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.