Home / 1,048,954,286.70-1,447,549,551.72-572,644,655.50

Finding the Fourth Proportional to 1,048,954,286.70, 1,447,549,551.72 and 572,644,655.50

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Solution

The fourth proportional to 1,048,954,286.70, 1,447,549,551.72 and 572,644,655.50 is: 790,245,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,954,286.70 : 1,447,549,551.72 = 572,644,655.50 : x
  2. Step 2: Convert to fraction form
    1,048,954,286.70/1,447,549,551.72 = 572,644,655.50/x
  3. Step 3: Cross multiply
    1,048,954,286.70x = 1,447,549,551.72 × 572,644,655.50
  4. Step 4: Simplify right side
    1,048,954,286.70x = 828,931,514,363,878,912
  5. Step 5: Solve for x
    x = 828,931,514,363,878,912/1,048,954,286.70
  6. Step 6: Final answer
    x = 790,245,604.48

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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.