Home / 176,133,391.32-243,057,413.04-97,821,987.06

Finding the Fourth Proportional to 176,133,391.32, 243,057,413.04 and 97,821,987.06

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Solution

The fourth proportional to 176,133,391.32, 243,057,413.04 and 97,821,987.06 is: 134,990,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,133,391.32 : 243,057,413.04 = 97,821,987.06 : x
  2. Step 2: Convert to fraction form
    176,133,391.32/243,057,413.04 = 97,821,987.06/x
  3. Step 3: Cross multiply
    176,133,391.32x = 243,057,413.04 × 97,821,987.06
  4. Step 4: Simplify right side
    176,133,391.32x = 23,776,359,114,210,432
  5. Step 5: Solve for x
    x = 23,776,359,114,210,432/176,133,391.32
  6. Step 6: Final answer
    x = 134,990,639.40

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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.