Home / 1,140,806,609,160.60-1,574,350,875,963.90-626,990,616,091.45

Finding the Fourth Proportional to 1,140,806,609,160.60, 1,574,350,875,963.90 and 626,990,616,091.45

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Solution

The fourth proportional to 1,140,806,609,160.60, 1,574,350,875,963.90 and 626,990,616,091.45 is: 865,267,800,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,806,609,160.60 : 1,574,350,875,963.90 = 626,990,616,091.45 : x
  2. Step 2: Convert to fraction form
    1,140,806,609,160.60/1,574,350,875,963.90 = 626,990,616,091.45/x
  3. Step 3: Cross multiply
    1,140,806,609,160.60x = 1,574,350,875,963.90 × 626,990,616,091.45
  4. Step 4: Simplify right side
    1,140,806,609,160.60x = 987,103,225,664,719,495,888,896
  5. Step 5: Solve for x
    x = 987,103,225,664,719,495,888,896/1,140,806,609,160.60
  6. Step 6: Final answer
    x = 865,267,800,640.66

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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.