Home / 116,367,979.32-160,580,411.70-64,154,161.08

Finding the Fourth Proportional to 116,367,979.32, 160,580,411.70 and 64,154,161.08

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Solution

The fourth proportional to 116,367,979.32, 160,580,411.70 and 64,154,161.08 is: 88,528,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,367,979.32 : 160,580,411.70 = 64,154,161.08 : x
  2. Step 2: Convert to fraction form
    116,367,979.32/160,580,411.70 = 64,154,161.08/x
  3. Step 3: Cross multiply
    116,367,979.32x = 160,580,411.70 × 64,154,161.08
  4. Step 4: Simplify right side
    116,367,979.32x = 10,301,901,598,494,516
  5. Step 5: Solve for x
    x = 10,301,901,598,494,516/116,367,979.32
  6. Step 6: Final answer
    x = 88,528,662.77

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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.