Home / 817,675,293,492.65-1,225,416,593,897.10-636,377,048,520.55

Finding the Fourth Proportional to 817,675,293,492.65, 1,225,416,593,897.10 and 636,377,048,520.55

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Solution

The fourth proportional to 817,675,293,492.65, 1,225,416,593,897.10 and 636,377,048,520.55 is: 953,712,312,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,675,293,492.65 : 1,225,416,593,897.10 = 636,377,048,520.55 : x
  2. Step 2: Convert to fraction form
    817,675,293,492.65/1,225,416,593,897.10 = 636,377,048,520.55/x
  3. Step 3: Cross multiply
    817,675,293,492.65x = 1,225,416,593,897.10 × 636,377,048,520.55
  4. Step 4: Simplify right side
    817,675,293,492.65x = 779,826,995,232,342,009,708,544
  5. Step 5: Solve for x
    x = 779,826,995,232,342,009,708,544/817,675,293,492.65
  6. Step 6: Final answer
    x = 953,712,312,746.25

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Double scale
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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.