Home / 647,353,957.15-971,030,935.73-588,045,141.55

Finding the Fourth Proportional to 647,353,957.15, 971,030,935.73 and 588,045,141.55

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Solution

The fourth proportional to 647,353,957.15, 971,030,935.73 and 588,045,141.55 is: 882,067,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,353,957.15 : 971,030,935.73 = 588,045,141.55 : x
  2. Step 2: Convert to fraction form
    647,353,957.15/971,030,935.73 = 588,045,141.55/x
  3. Step 3: Cross multiply
    647,353,957.15x = 971,030,935.73 × 588,045,141.55
  4. Step 4: Simplify right side
    647,353,957.15x = 571,010,024,050,776,768
  5. Step 5: Solve for x
    x = 571,010,024,050,776,768/647,353,957.15
  6. Step 6: Final answer
    x = 882,067,712.33

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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.