Home / 5,278,550,352.08-7,284,272,430.60-2,931,708,762.32

Finding the Fourth Proportional to 5,278,550,352.08, 7,284,272,430.60 and 2,931,708,762.32

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Solution

The fourth proportional to 5,278,550,352.08, 7,284,272,430.60 and 2,931,708,762.32 is: 4,045,687,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,550,352.08 : 7,284,272,430.60 = 2,931,708,762.32 : x
  2. Step 2: Convert to fraction form
    5,278,550,352.08/7,284,272,430.60 = 2,931,708,762.32/x
  3. Step 3: Cross multiply
    5,278,550,352.08x = 7,284,272,430.60 × 2,931,708,762.32
  4. Step 4: Simplify right side
    5,278,550,352.08x = 21,355,365,311,916,027,904
  5. Step 5: Solve for x
    x = 21,355,365,311,916,027,904/5,278,550,352.08
  6. Step 6: Final answer
    x = 4,045,687,525.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.