Home / 115,877,376.60-173,816,064.90-97,170,653.40

Finding the Fourth Proportional to 115,877,376.60, 173,816,064.90 and 97,170,653.40

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Solution

The fourth proportional to 115,877,376.60, 173,816,064.90 and 97,170,653.40 is: 145,755,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,877,376.60 : 173,816,064.90 = 97,170,653.40 : x
  2. Step 2: Convert to fraction form
    115,877,376.60/173,816,064.90 = 97,170,653.40/x
  3. Step 3: Cross multiply
    115,877,376.60x = 173,816,064.90 × 97,170,653.40
  4. Step 4: Simplify right side
    115,877,376.60x = 16,889,820,597,749,808
  5. Step 5: Solve for x
    x = 16,889,820,597,749,808/115,877,376.60
  6. Step 6: Final answer
    x = 145,755,980.10

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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.