Home / 1,029,047,354,316.50-1,420,124,529,159.70-572,338,863,194.88

Finding the Fourth Proportional to 1,029,047,354,316.50, 1,420,124,529,159.70 and 572,338,863,194.88

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Solution

The fourth proportional to 1,029,047,354,316.50, 1,420,124,529,159.70 and 572,338,863,194.88 is: 789,849,422,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,047,354,316.50 : 1,420,124,529,159.70 = 572,338,863,194.88 : x
  2. Step 2: Convert to fraction form
    1,029,047,354,316.50/1,420,124,529,159.70 = 572,338,863,194.88/x
  3. Step 3: Cross multiply
    1,029,047,354,316.50x = 1,420,124,529,159.70 × 572,338,863,194.88
  4. Step 4: Simplify right side
    1,029,047,354,316.50x = 812,792,458,614,426,948,337,664
  5. Step 5: Solve for x
    x = 812,792,458,614,426,948,337,664/1,029,047,354,316.50
  6. Step 6: Final answer
    x = 789,849,422,580.06

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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.