Home / 301,865,641.79-416,572,081.52-169,707,227.40

Finding the Fourth Proportional to 301,865,641.79, 416,572,081.52 and 169,707,227.40

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Solution

The fourth proportional to 301,865,641.79, 416,572,081.52 and 169,707,227.40 is: 234,194,565.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,865,641.79 : 416,572,081.52 = 169,707,227.40 : x
  2. Step 2: Convert to fraction form
    301,865,641.79/416,572,081.52 = 169,707,227.40/x
  3. Step 3: Cross multiply
    301,865,641.79x = 416,572,081.52 × 169,707,227.40
  4. Step 4: Simplify right side
    301,865,641.79x = 70,695,292,966,157,440
  5. Step 5: Solve for x
    x = 70,695,292,966,157,440/301,865,641.79
  6. Step 6: Final answer
    x = 234,194,565.99

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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.