Home / 7,219,898,192.08-9,963,267,258.13-4,167,971,471.92

Finding the Fourth Proportional to 7,219,898,192.08, 9,963,267,258.13 and 4,167,971,471.92

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Solution

The fourth proportional to 7,219,898,192.08, 9,963,267,258.13 and 4,167,971,471.92 is: 5,751,689,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,898,192.08 : 9,963,267,258.13 = 4,167,971,471.92 : x
  2. Step 2: Convert to fraction form
    7,219,898,192.08/9,963,267,258.13 = 4,167,971,471.92/x
  3. Step 3: Cross multiply
    7,219,898,192.08x = 9,963,267,258.13 × 4,167,971,471.92
  4. Step 4: Simplify right side
    7,219,898,192.08x = 41,526,613,699,000,434,688
  5. Step 5: Solve for x
    x = 41,526,613,699,000,434,688/7,219,898,192.08
  6. Step 6: Final answer
    x = 5,751,689,649.11

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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.