Home / 282,956,657.71-390,401,774.50-169,896,784.00

Finding the Fourth Proportional to 282,956,657.71, 390,401,774.50 and 169,896,784.00

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Solution

The fourth proportional to 282,956,657.71, 390,401,774.50 and 169,896,784.00 is: 234,410,480.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,956,657.71 : 390,401,774.50 = 169,896,784.00 : x
  2. Step 2: Convert to fraction form
    282,956,657.71/390,401,774.50 = 169,896,784.00/x
  3. Step 3: Cross multiply
    282,956,657.71x = 390,401,774.50 × 169,896,784.00
  4. Step 4: Simplify right side
    282,956,657.71x = 66,328,005,952,641,720
  5. Step 5: Solve for x
    x = 66,328,005,952,641,720/282,956,657.71
  6. Step 6: Final answer
    x = 234,410,480.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.