Home / 111,513,492.93-153,879,598.15-64,473,584.45

Finding the Fourth Proportional to 111,513,492.93, 153,879,598.15 and 64,473,584.45

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Solution

The fourth proportional to 111,513,492.93, 153,879,598.15 and 64,473,584.45 is: 88,968,330.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,513,492.93 : 153,879,598.15 = 64,473,584.45 : x
  2. Step 2: Convert to fraction form
    111,513,492.93/153,879,598.15 = 64,473,584.45/x
  3. Step 3: Cross multiply
    111,513,492.93x = 153,879,598.15 × 64,473,584.45
  4. Step 4: Simplify right side
    111,513,492.93x = 9,921,169,267,040,452
  5. Step 5: Solve for x
    x = 9,921,169,267,040,452/111,513,492.93
  6. Step 6: Final answer
    x = 88,968,330.26

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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.