Home / 265,445,782.40-398,082,564.48-101,674,824.32

Finding the Fourth Proportional to 265,445,782.40, 398,082,564.48 and 101,674,824.32

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Solution

The fourth proportional to 265,445,782.40, 398,082,564.48 and 101,674,824.32 is: 152,479,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,445,782.40 : 398,082,564.48 = 101,674,824.32 : x
  2. Step 2: Convert to fraction form
    265,445,782.40/398,082,564.48 = 101,674,824.32/x
  3. Step 3: Cross multiply
    265,445,782.40x = 398,082,564.48 × 101,674,824.32
  4. Step 4: Simplify right side
    265,445,782.40x = 40,474,974,808,359,072
  5. Step 5: Solve for x
    x = 40,474,974,808,359,072/265,445,782.40
  6. Step 6: Final answer
    x = 152,479,253.74

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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.