Home / 549,366,974.40-824,050,461.60-507,276,847.20

Finding the Fourth Proportional to 549,366,974.40, 824,050,461.60 and 507,276,847.20

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Solution

The fourth proportional to 549,366,974.40, 824,050,461.60 and 507,276,847.20 is: 760,915,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,366,974.40 : 824,050,461.60 = 507,276,847.20 : x
  2. Step 2: Convert to fraction form
    549,366,974.40/824,050,461.60 = 507,276,847.20/x
  3. Step 3: Cross multiply
    549,366,974.40x = 824,050,461.60 × 507,276,847.20
  4. Step 4: Simplify right side
    549,366,974.40x = 418,021,720,094,152,640
  5. Step 5: Solve for x
    x = 418,021,720,094,152,640/549,366,974.40
  6. Step 6: Final answer
    x = 760,915,270.80

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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.