Home / 880,258,427.60-1,319,547,833.40-327,412,821.20

Finding the Fourth Proportional to 880,258,427.60, 1,319,547,833.40 and 327,412,821.20

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Solution

The fourth proportional to 880,258,427.60, 1,319,547,833.40 and 327,412,821.20 is: 490,806,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,258,427.60 : 1,319,547,833.40 = 327,412,821.20 : x
  2. Step 2: Convert to fraction form
    880,258,427.60/1,319,547,833.40 = 327,412,821.20/x
  3. Step 3: Cross multiply
    880,258,427.60x = 1,319,547,833.40 × 327,412,821.20
  4. Step 4: Simplify right side
    880,258,427.60x = 432,036,878,841,841,600
  5. Step 5: Solve for x
    x = 432,036,878,841,841,600/880,258,427.60
  6. Step 6: Final answer
    x = 490,806,864.55

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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.