Home / 677,735,218.20-1,016,602,827.30-471,110,957.40

Finding the Fourth Proportional to 677,735,218.20, 1,016,602,827.30 and 471,110,957.40

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Solution

The fourth proportional to 677,735,218.20, 1,016,602,827.30 and 471,110,957.40 is: 706,666,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,735,218.20 : 1,016,602,827.30 = 471,110,957.40 : x
  2. Step 2: Convert to fraction form
    677,735,218.20/1,016,602,827.30 = 471,110,957.40/x
  3. Step 3: Cross multiply
    677,735,218.20x = 1,016,602,827.30 × 471,110,957.40
  4. Step 4: Simplify right side
    677,735,218.20x = 478,932,731,264,849,792
  5. Step 5: Solve for x
    x = 478,932,731,264,849,792/677,735,218.20
  6. Step 6: Final answer
    x = 706,666,436.10

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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.