Home / 129,413,376,077.40-194,120,064,116.10-63,130,353,946.20

Finding the Fourth Proportional to 129,413,376,077.40, 194,120,064,116.10 and 63,130,353,946.20

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Solution

The fourth proportional to 129,413,376,077.40, 194,120,064,116.10 and 63,130,353,946.20 is: 94,695,530,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,413,376,077.40 : 194,120,064,116.10 = 63,130,353,946.20 : x
  2. Step 2: Convert to fraction form
    129,413,376,077.40/194,120,064,116.10 = 63,130,353,946.20/x
  3. Step 3: Cross multiply
    129,413,376,077.40x = 194,120,064,116.10 × 63,130,353,946.20
  4. Step 4: Simplify right side
    129,413,376,077.40x = 12,254,868,355,708,430,057,472
  5. Step 5: Solve for x
    x = 12,254,868,355,708,430,057,472/129,413,376,077.40
  6. Step 6: Final answer
    x = 94,695,530,919.30

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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.