Home / 917,885,799.30-1,376,828,698.95-736,487,271.30

Finding the Fourth Proportional to 917,885,799.30, 1,376,828,698.95 and 736,487,271.30

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Solution

The fourth proportional to 917,885,799.30, 1,376,828,698.95 and 736,487,271.30 is: 1,104,730,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,885,799.30 : 1,376,828,698.95 = 736,487,271.30 : x
  2. Step 2: Convert to fraction form
    917,885,799.30/1,376,828,698.95 = 736,487,271.30/x
  3. Step 3: Cross multiply
    917,885,799.30x = 1,376,828,698.95 × 736,487,271.30
  4. Step 4: Simplify right side
    917,885,799.30x = 1,014,016,811,537,214,592
  5. Step 5: Solve for x
    x = 1,014,016,811,537,214,592/917,885,799.30
  6. Step 6: Final answer
    x = 1,104,730,906.95

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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.