Home / 12,452,459,543.10-18,678,689,314.65-12,452,459,543.10

Finding the Fourth Proportional to 12,452,459,543.10, 18,678,689,314.65 and 12,452,459,543.10

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Solution

The fourth proportional to 12,452,459,543.10, 18,678,689,314.65 and 12,452,459,543.10 is: 18,678,689,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,459,543.10 : 18,678,689,314.65 = 12,452,459,543.10 : x
  2. Step 2: Convert to fraction form
    12,452,459,543.10/18,678,689,314.65 = 12,452,459,543.10/x
  3. Step 3: Cross multiply
    12,452,459,543.10x = 18,678,689,314.65 × 12,452,459,543.10
  4. Step 4: Simplify right side
    12,452,459,543.10x = 232,595,623,008,813,416,448
  5. Step 5: Solve for x
    x = 232,595,623,008,813,416,448/12,452,459,543.10
  6. Step 6: Final answer
    x = 18,678,689,314.65

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Double scale
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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.