Home / 1,047,288,531.60-1,570,932,797.40-958,856,749.20

Finding the Fourth Proportional to 1,047,288,531.60, 1,570,932,797.40 and 958,856,749.20

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Solution

The fourth proportional to 1,047,288,531.60, 1,570,932,797.40 and 958,856,749.20 is: 1,438,285,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,288,531.60 : 1,570,932,797.40 = 958,856,749.20 : x
  2. Step 2: Convert to fraction form
    1,047,288,531.60/1,570,932,797.40 = 958,856,749.20/x
  3. Step 3: Cross multiply
    1,047,288,531.60x = 1,570,932,797.40 × 958,856,749.20
  4. Step 4: Simplify right side
    1,047,288,531.60x = 1,506,299,515,326,626,304
  5. Step 5: Solve for x
    x = 1,506,299,515,326,626,304/1,047,288,531.60
  6. Step 6: Final answer
    x = 1,438,285,123.80

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1.5x scale

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.