Home / 56,674,342.20-85,105,991.70-31,133,681.40

Finding the Fourth Proportional to 56,674,342.20, 85,105,991.70 and 31,133,681.40

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Solution

The fourth proportional to 56,674,342.20, 85,105,991.70 and 31,133,681.40 is: 46,752,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,674,342.20 : 85,105,991.70 = 31,133,681.40 : x
  2. Step 2: Convert to fraction form
    56,674,342.20/85,105,991.70 = 31,133,681.40/x
  3. Step 3: Cross multiply
    56,674,342.20x = 85,105,991.70 × 31,133,681.40
  4. Step 4: Simplify right side
    56,674,342.20x = 2,649,662,830,818,844.50
  5. Step 5: Solve for x
    x = 2,649,662,830,818,844.50/56,674,342.20
  6. Step 6: Final answer
    x = 46,752,423.19

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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.