Home / 58,700,055.56-87,654,808.69-47,938,719.56

Finding the Fourth Proportional to 58,700,055.56, 87,654,808.69 and 47,938,719.56

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Solution

The fourth proportional to 58,700,055.56, 87,654,808.69 and 47,938,719.56 is: 71,585,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,700,055.56 : 87,654,808.69 = 47,938,719.56 : x
  2. Step 2: Convert to fraction form
    58,700,055.56/87,654,808.69 = 47,938,719.56/x
  3. Step 3: Cross multiply
    58,700,055.56x = 87,654,808.69 × 47,938,719.56
  4. Step 4: Simplify right side
    58,700,055.56x = 4,202,059,291,875,361
  5. Step 5: Solve for x
    x = 4,202,059,291,875,361/58,700,055.56
  6. Step 6: Final answer
    x = 71,585,269.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.