Home / 1,006,666,084.08-1,389,242,296.32-560,629,446.16

Finding the Fourth Proportional to 1,006,666,084.08, 1,389,242,296.32 and 560,629,446.16

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Solution

The fourth proportional to 1,006,666,084.08, 1,389,242,296.32 and 560,629,446.16 is: 773,692,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,666,084.08 : 1,389,242,296.32 = 560,629,446.16 : x
  2. Step 2: Convert to fraction form
    1,006,666,084.08/1,389,242,296.32 = 560,629,446.16/x
  3. Step 3: Cross multiply
    1,006,666,084.08x = 1,389,242,296.32 × 560,629,446.16
  4. Step 4: Simplify right side
    1,006,666,084.08x = 778,850,139,167,928,064
  5. Step 5: Solve for x
    x = 778,850,139,167,928,064/1,006,666,084.08
  6. Step 6: Final answer
    x = 773,692,638.98

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Double scale
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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.