Home / 129,413,376,077.90-194,120,064,116.85-63,130,353,946.70

Finding the Fourth Proportional to 129,413,376,077.90, 194,120,064,116.85 and 63,130,353,946.70

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Solution

The fourth proportional to 129,413,376,077.90, 194,120,064,116.85 and 63,130,353,946.70 is: 94,695,530,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,413,376,077.90 : 194,120,064,116.85 = 63,130,353,946.70 : x
  2. Step 2: Convert to fraction form
    129,413,376,077.90/194,120,064,116.85 = 63,130,353,946.70/x
  3. Step 3: Cross multiply
    129,413,376,077.90x = 194,120,064,116.85 × 63,130,353,946.70
  4. Step 4: Simplify right side
    129,413,376,077.90x = 12,254,868,355,852,837,847,040
  5. Step 5: Solve for x
    x = 12,254,868,355,852,837,847,040/129,413,376,077.90
  6. Step 6: Final answer
    x = 94,695,530,920.05

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Double scale
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1.5x scale

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.