Home / 127,808,569,614.40-191,712,854,421.60-58,015,485,966.40

Finding the Fourth Proportional to 127,808,569,614.40, 191,712,854,421.60 and 58,015,485,966.40

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Solution

The fourth proportional to 127,808,569,614.40, 191,712,854,421.60 and 58,015,485,966.40 is: 87,023,228,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,808,569,614.40 : 191,712,854,421.60 = 58,015,485,966.40 : x
  2. Step 2: Convert to fraction form
    127,808,569,614.40/191,712,854,421.60 = 58,015,485,966.40/x
  3. Step 3: Cross multiply
    127,808,569,614.40x = 191,712,854,421.60 × 58,015,485,966.40
  4. Step 4: Simplify right side
    127,808,569,614.40x = 11,122,314,415,274,821,943,296
  5. Step 5: Solve for x
    x = 11,122,314,415,274,821,943,296/127,808,569,614.40
  6. Step 6: Final answer
    x = 87,023,228,949.60

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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.