Home / 115,710,489,449.79-173,588,086,002.88-43,994,427,482.11

Finding the Fourth Proportional to 115,710,489,449.79, 173,588,086,002.88 and 43,994,427,482.11

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Solution

The fourth proportional to 115,710,489,449.79, 173,588,086,002.88 and 43,994,427,482.11 is: 66,000,139,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,710,489,449.79 : 173,588,086,002.88 = 43,994,427,482.11 : x
  2. Step 2: Convert to fraction form
    115,710,489,449.79/173,588,086,002.88 = 43,994,427,482.11/x
  3. Step 3: Cross multiply
    115,710,489,449.79x = 173,588,086,002.88 × 43,994,427,482.11
  4. Step 4: Simplify right side
    115,710,489,449.79x = 7,636,908,461,411,978,444,800
  5. Step 5: Solve for x
    x = 7,636,908,461,411,978,444,800/115,710,489,449.79
  6. Step 6: Final answer
    x = 66,000,139,639.25

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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.