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Finding the Fourth Proportional to 958,602,743.60, 1,437,904,115.40 and 700,322,417.60

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Solution

The fourth proportional to 958,602,743.60, 1,437,904,115.40 and 700,322,417.60 is: 1,050,483,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,602,743.60 : 1,437,904,115.40 = 700,322,417.60 : x
  2. Step 2: Convert to fraction form
    958,602,743.60/1,437,904,115.40 = 700,322,417.60/x
  3. Step 3: Cross multiply
    958,602,743.60x = 1,437,904,115.40 × 700,322,417.60
  4. Step 4: Simplify right side
    958,602,743.60x = 1,006,996,486,373,917,440
  5. Step 5: Solve for x
    x = 1,006,996,486,373,917,440/958,602,743.60
  6. Step 6: Final answer
    x = 1,050,483,626.40

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Double scale
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Similar ratio
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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.