Home / 1,047,288,532.10-1,570,932,798.15-958,856,749.70

Finding the Fourth Proportional to 1,047,288,532.10, 1,570,932,798.15 and 958,856,749.70

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Solution

The fourth proportional to 1,047,288,532.10, 1,570,932,798.15 and 958,856,749.70 is: 1,438,285,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,288,532.10 : 1,570,932,798.15 = 958,856,749.70 : x
  2. Step 2: Convert to fraction form
    1,047,288,532.10/1,570,932,798.15 = 958,856,749.70/x
  3. Step 3: Cross multiply
    1,047,288,532.10x = 1,570,932,798.15 × 958,856,749.70
  4. Step 4: Simplify right side
    1,047,288,532.10x = 1,506,299,516,831,235,328
  5. Step 5: Solve for x
    x = 1,506,299,516,831,235,328/1,047,288,532.10
  6. Step 6: Final answer
    x = 1,438,285,124.55

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Double scale
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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.