Home / 545,311,203.40-817,966,805.10-176,845,443.40

Finding the Fourth Proportional to 545,311,203.40, 817,966,805.10 and 176,845,443.40

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Solution

The fourth proportional to 545,311,203.40, 817,966,805.10 and 176,845,443.40 is: 265,268,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,311,203.40 : 817,966,805.10 = 176,845,443.40 : x
  2. Step 2: Convert to fraction form
    545,311,203.40/817,966,805.10 = 176,845,443.40/x
  3. Step 3: Cross multiply
    545,311,203.40x = 817,966,805.10 × 176,845,443.40
  4. Step 4: Simplify right side
    545,311,203.40x = 144,653,702,334,390,880
  5. Step 5: Solve for x
    x = 144,653,702,334,390,880/545,311,203.40
  6. Step 6: Final answer
    x = 265,268,165.10

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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.