Home / 108,925,400.70-163,388,101.05-39,838,070.70

Finding the Fourth Proportional to 108,925,400.70, 163,388,101.05 and 39,838,070.70

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Solution

The fourth proportional to 108,925,400.70, 163,388,101.05 and 39,838,070.70 is: 59,757,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,925,400.70 : 163,388,101.05 = 39,838,070.70 : x
  2. Step 2: Convert to fraction form
    108,925,400.70/163,388,101.05 = 39,838,070.70/x
  3. Step 3: Cross multiply
    108,925,400.70x = 163,388,101.05 × 39,838,070.70
  4. Step 4: Simplify right side
    108,925,400.70x = 6,509,066,721,168,645
  5. Step 5: Solve for x
    x = 6,509,066,721,168,645/108,925,400.70
  6. Step 6: Final answer
    x = 59,757,106.05

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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.