Home / 369,345,442.68-509,697,206.94-202,097,417.04

Finding the Fourth Proportional to 369,345,442.68, 509,697,206.94 and 202,097,417.04

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Solution

The fourth proportional to 369,345,442.68, 509,697,206.94 and 202,097,417.04 is: 278,894,706.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,345,442.68 : 509,697,206.94 = 202,097,417.04 : x
  2. Step 2: Convert to fraction form
    369,345,442.68/509,697,206.94 = 202,097,417.04/x
  3. Step 3: Cross multiply
    369,345,442.68x = 509,697,206.94 × 202,097,417.04
  4. Step 4: Simplify right side
    369,345,442.68x = 103,008,488,995,076,352
  5. Step 5: Solve for x
    x = 103,008,488,995,076,352/369,345,442.68
  6. Step 6: Final answer
    x = 278,894,706.94

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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.