Home / 637,801,230,521.30-879,750,974,940.85-409,068,173,815.69

Finding the Fourth Proportional to 637,801,230,521.30, 879,750,974,940.85 and 409,068,173,815.69

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Solution

The fourth proportional to 637,801,230,521.30, 879,750,974,940.85 and 409,068,173,815.69 is: 564,248,087,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,801,230,521.30 : 879,750,974,940.85 = 409,068,173,815.69 : x
  2. Step 2: Convert to fraction form
    637,801,230,521.30/879,750,974,940.85 = 409,068,173,815.69/x
  3. Step 3: Cross multiply
    637,801,230,521.30x = 879,750,974,940.85 × 409,068,173,815.69
  4. Step 4: Simplify right side
    637,801,230,521.30x = 359,878,124,731,626,346,774,528
  5. Step 5: Solve for x
    x = 359,878,124,731,626,346,774,528/637,801,230,521.30
  6. Step 6: Final answer
    x = 564,248,087,821.16

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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.