Home / 1,385,537,730-1,912,026,835.08-750,442,422.93

Finding the Fourth Proportional to 1,385,537,730, 1,912,026,835.08 and 750,442,422.93

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Solution

The fourth proportional to 1,385,537,730, 1,912,026,835.08 and 750,442,422.93 is: 1,035,602,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,537,730 : 1,912,026,835.08 = 750,442,422.93 : x
  2. Step 2: Convert to fraction form
    1,385,537,730/1,912,026,835.08 = 750,442,422.93/x
  3. Step 3: Cross multiply
    1,385,537,730x = 1,912,026,835.08 × 750,442,422.93
  4. Step 4: Simplify right side
    1,385,537,730x = 1,434,866,050,824,614,656
  5. Step 5: Solve for x
    x = 1,434,866,050,824,614,656/1,385,537,730
  6. Step 6: Final answer
    x = 1,035,602,293.43

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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.