Home / 99,691,708,856.80-149,537,563,285.20-29,898,625,208.80

Finding the Fourth Proportional to 99,691,708,856.80, 149,537,563,285.20 and 29,898,625,208.80

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Solution

The fourth proportional to 99,691,708,856.80, 149,537,563,285.20 and 29,898,625,208.80 is: 44,847,937,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,691,708,856.80 : 149,537,563,285.20 = 29,898,625,208.80 : x
  2. Step 2: Convert to fraction form
    99,691,708,856.80/149,537,563,285.20 = 29,898,625,208.80/x
  3. Step 3: Cross multiply
    99,691,708,856.80x = 149,537,563,285.20 × 29,898,625,208.80
  4. Step 4: Simplify right side
    99,691,708,856.80x = 4,470,967,559,301,406,130,176
  5. Step 5: Solve for x
    x = 4,470,967,559,301,406,130,176/99,691,708,856.80
  6. Step 6: Final answer
    x = 44,847,937,813.20

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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.