Home / 549,366,983.40-824,050,475.10-507,276,856.20

Finding the Fourth Proportional to 549,366,983.40, 824,050,475.10 and 507,276,856.20

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Solution

The fourth proportional to 549,366,983.40, 824,050,475.10 and 507,276,856.20 is: 760,915,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,366,983.40 : 824,050,475.10 = 507,276,856.20 : x
  2. Step 2: Convert to fraction form
    549,366,983.40/824,050,475.10 = 507,276,856.20/x
  3. Step 3: Cross multiply
    549,366,983.40x = 824,050,475.10 × 507,276,856.20
  4. Step 4: Simplify right side
    549,366,983.40x = 418,021,734,358,844,352
  5. Step 5: Solve for x
    x = 418,021,734,358,844,352/549,366,983.40
  6. Step 6: Final answer
    x = 760,915,284.30

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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.