Home / 56,710,964.40-85,066,446.60-53,724,980.40

Finding the Fourth Proportional to 56,710,964.40, 85,066,446.60 and 53,724,980.40

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Solution

The fourth proportional to 56,710,964.40, 85,066,446.60 and 53,724,980.40 is: 80,587,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710,964.40 : 85,066,446.60 = 53,724,980.40 : x
  2. Step 2: Convert to fraction form
    56,710,964.40/85,066,446.60 = 53,724,980.40/x
  3. Step 3: Cross multiply
    56,710,964.40x = 85,066,446.60 × 53,724,980.40
  4. Step 4: Simplify right side
    56,710,964.40x = 4,570,193,176,282,646
  5. Step 5: Solve for x
    x = 4,570,193,176,282,646/56,710,964.40
  6. Step 6: Final answer
    x = 80,587,470.60

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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.