Home / 173,478,162.16-239,397,630.30-99,137,871.40

Finding the Fourth Proportional to 173,478,162.16, 239,397,630.30 and 99,137,871.40

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Solution

The fourth proportional to 173,478,162.16, 239,397,630.30 and 99,137,871.40 is: 136,808,986.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,478,162.16 : 239,397,630.30 = 99,137,871.40 : x
  2. Step 2: Convert to fraction form
    173,478,162.16/239,397,630.30 = 99,137,871.40/x
  3. Step 3: Cross multiply
    173,478,162.16x = 239,397,630.30 × 99,137,871.40
  4. Step 4: Simplify right side
    173,478,162.16x = 23,733,371,486,146,148
  5. Step 5: Solve for x
    x = 23,733,371,486,146,148/173,478,162.16
  6. Step 6: Final answer
    x = 136,808,986.16

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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.