Home / 57,113,618,244.18-78,733,725,116.49-39,913,068,588.90

Finding the Fourth Proportional to 57,113,618,244.18, 78,733,725,116.49 and 39,913,068,588.90

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Solution

The fourth proportional to 57,113,618,244.18, 78,733,725,116.49 and 39,913,068,588.90 is: 55,021,983,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,113,618,244.18 : 78,733,725,116.49 = 39,913,068,588.90 : x
  2. Step 2: Convert to fraction form
    57,113,618,244.18/78,733,725,116.49 = 39,913,068,588.90/x
  3. Step 3: Cross multiply
    57,113,618,244.18x = 78,733,725,116.49 × 39,913,068,588.90
  4. Step 4: Simplify right side
    57,113,618,244.18x = 3,142,504,570,834,064,506,880
  5. Step 5: Solve for x
    x = 3,142,504,570,834,064,506,880/57,113,618,244.18
  6. Step 6: Final answer
    x = 55,021,983,678.20

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Double scale
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1.5x scale

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.