Home / 283,095,885,587.85-390,672,307,170.12-152,884,727,642.83

Finding the Fourth Proportional to 283,095,885,587.85, 390,672,307,170.12 and 152,884,727,642.83

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Solution

The fourth proportional to 283,095,885,587.85, 390,672,307,170.12 and 152,884,727,642.83 is: 210,980,916,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,095,885,587.85 : 390,672,307,170.12 = 152,884,727,642.83 : x
  2. Step 2: Convert to fraction form
    283,095,885,587.85/390,672,307,170.12 = 152,884,727,642.83/x
  3. Step 3: Cross multiply
    283,095,885,587.85x = 390,672,307,170.12 × 152,884,727,642.83
  4. Step 4: Simplify right side
    283,095,885,587.85x = 59,727,829,279,299,808,002,048
  5. Step 5: Solve for x
    x = 59,727,829,279,299,808,002,048/283,095,885,587.85
  6. Step 6: Final answer
    x = 210,980,916,078.22

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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.