Home / 290,980,258.17-436,663,159.96-159,914,062.64

Finding the Fourth Proportional to 290,980,258.17, 436,663,159.96 and 159,914,062.64

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Solution

The fourth proportional to 290,980,258.17, 436,663,159.96 and 159,914,062.64 is: 239,977,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,980,258.17 : 436,663,159.96 = 159,914,062.64 : x
  2. Step 2: Convert to fraction form
    290,980,258.17/436,663,159.96 = 159,914,062.64/x
  3. Step 3: Cross multiply
    290,980,258.17x = 436,663,159.96 × 159,914,062.64
  4. Step 4: Simplify right side
    290,980,258.17x = 69,828,579,912,962,248
  5. Step 5: Solve for x
    x = 69,828,579,912,962,248/290,980,258.17
  6. Step 6: Final answer
    x = 239,977,036.08

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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.