Home / 1,048,954,274.57-1,447,549,535.01-572,644,643.39

Finding the Fourth Proportional to 1,048,954,274.57, 1,447,549,535.01 and 572,644,643.39

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Solution

The fourth proportional to 1,048,954,274.57, 1,447,549,535.01 and 572,644,643.39 is: 790,245,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,954,274.57 : 1,447,549,535.01 = 572,644,643.39 : x
  2. Step 2: Convert to fraction form
    1,048,954,274.57/1,447,549,535.01 = 572,644,643.39/x
  3. Step 3: Cross multiply
    1,048,954,274.57x = 1,447,549,535.01 × 572,644,643.39
  4. Step 4: Simplify right side
    1,048,954,274.57x = 828,931,487,267,730,304
  5. Step 5: Solve for x
    x = 828,931,487,267,730,304/1,048,954,274.57
  6. Step 6: Final answer
    x = 790,245,587.78

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Double scale
Find fourth proportional to 1,048,954,275.57, 1,447,549,536.39 and 572,644,644.39
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1.5x scale

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.