Home / 85,883,154,557.60-128,781,631,307.04-50,039,495,190.88

Finding the Fourth Proportional to 85,883,154,557.60, 128,781,631,307.04 and 50,039,495,190.88

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Solution

The fourth proportional to 85,883,154,557.60, 128,781,631,307.04 and 50,039,495,190.88 is: 75,034,130,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,883,154,557.60 : 128,781,631,307.04 = 50,039,495,190.88 : x
  2. Step 2: Convert to fraction form
    85,883,154,557.60/128,781,631,307.04 = 50,039,495,190.88/x
  3. Step 3: Cross multiply
    85,883,154,557.60x = 128,781,631,307.04 × 50,039,495,190.88
  4. Step 4: Simplify right side
    85,883,154,557.60x = 6,444,167,820,462,308,458,496
  5. Step 5: Solve for x
    x = 6,444,167,820,462,308,458,496/85,883,154,557.60
  6. Step 6: Final answer
    x = 75,034,130,425.90

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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.