Home / 1,083,585,770.84-1,495,322,930.30-637,578,021.72

Finding the Fourth Proportional to 1,083,585,770.84, 1,495,322,930.30 and 637,578,021.72

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Solution

The fourth proportional to 1,083,585,770.84, 1,495,322,930.30 and 637,578,021.72 is: 879,842,705.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,585,770.84 : 1,495,322,930.30 = 637,578,021.72 : x
  2. Step 2: Convert to fraction form
    1,083,585,770.84/1,495,322,930.30 = 637,578,021.72/x
  3. Step 3: Cross multiply
    1,083,585,770.84x = 1,495,322,930.30 × 637,578,021.72
  4. Step 4: Simplify right side
    1,083,585,770.84x = 953,385,035,733,227,520
  5. Step 5: Solve for x
    x = 953,385,035,733,227,520/1,083,585,770.84
  6. Step 6: Final answer
    x = 879,842,705.02

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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.