Home / 727,144,235.04-1,003,460,167.08-413,878,445.76

Finding the Fourth Proportional to 727,144,235.04, 1,003,460,167.08 and 413,878,445.76

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Solution

The fourth proportional to 727,144,235.04, 1,003,460,167.08 and 413,878,445.76 is: 571,152,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,144,235.04 : 1,003,460,167.08 = 413,878,445.76 : x
  2. Step 2: Convert to fraction form
    727,144,235.04/1,003,460,167.08 = 413,878,445.76/x
  3. Step 3: Cross multiply
    727,144,235.04x = 1,003,460,167.08 × 413,878,445.76
  4. Step 4: Simplify right side
    727,144,235.04x = 415,310,534,333,140,352
  5. Step 5: Solve for x
    x = 415,310,534,333,140,352/727,144,235.04
  6. Step 6: Final answer
    x = 571,152,894.19

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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.