Home / 864,071,955-1,295,961,868.16-242,144,156.16

Finding the Fourth Proportional to 864,071,955, 1,295,961,868.16 and 242,144,156.16

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Solution

The fourth proportional to 864,071,955, 1,295,961,868.16 and 242,144,156.16 is: 363,175,301.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,071,955 : 1,295,961,868.16 = 242,144,156.16 : x
  2. Step 2: Convert to fraction form
    864,071,955/1,295,961,868.16 = 242,144,156.16/x
  3. Step 3: Cross multiply
    864,071,955x = 1,295,961,868.16 × 242,144,156.16
  4. Step 4: Simplify right side
    864,071,955x = 313,809,592,981,140,416
  5. Step 5: Solve for x
    x = 313,809,592,981,140,416/864,071,955
  6. Step 6: Final answer
    x = 363,175,301.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.