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Finding the Fourth Proportional to 673,877,554.07, 1,015,416,041.82 and 553,746,935.17

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Solution

The fourth proportional to 673,877,554.07, 1,015,416,041.82 and 553,746,935.17 is: 834,400,133.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,877,554.07 : 1,015,416,041.82 = 553,746,935.17 : x
  2. Step 2: Convert to fraction form
    673,877,554.07/1,015,416,041.82 = 553,746,935.17/x
  3. Step 3: Cross multiply
    673,877,554.07x = 1,015,416,041.82 × 553,746,935.17
  4. Step 4: Simplify right side
    673,877,554.07x = 562,283,521,082,543,552
  5. Step 5: Solve for x
    x = 562,283,521,082,543,552/673,877,554.07
  6. Step 6: Final answer
    x = 834,400,133.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.