Home / 1,385,537,737.50-1,912,026,845.43-750,442,430.43

Finding the Fourth Proportional to 1,385,537,737.50, 1,912,026,845.43 and 750,442,430.43

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Solution

The fourth proportional to 1,385,537,737.50, 1,912,026,845.43 and 750,442,430.43 is: 1,035,602,303.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,537,737.50 : 1,912,026,845.43 = 750,442,430.43 : x
  2. Step 2: Convert to fraction form
    1,385,537,737.50/1,912,026,845.43 = 750,442,430.43/x
  3. Step 3: Cross multiply
    1,385,537,737.50x = 1,912,026,845.43 × 750,442,430.43
  4. Step 4: Simplify right side
    1,385,537,737.50x = 1,434,866,072,931,895,040
  5. Step 5: Solve for x
    x = 1,434,866,072,931,895,040/1,385,537,737.50
  6. Step 6: Final answer
    x = 1,035,602,303.78

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1.5x scale

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.