Home / 148,752,455.40-223,128,683.10-46,547,821.80

Finding the Fourth Proportional to 148,752,455.40, 223,128,683.10 and 46,547,821.80

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Solution

The fourth proportional to 148,752,455.40, 223,128,683.10 and 46,547,821.80 is: 69,821,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,752,455.40 : 223,128,683.10 = 46,547,821.80 : x
  2. Step 2: Convert to fraction form
    148,752,455.40/223,128,683.10 = 46,547,821.80/x
  3. Step 3: Cross multiply
    148,752,455.40x = 223,128,683.10 × 46,547,821.80
  4. Step 4: Simplify right side
    148,752,455.40x = 10,386,154,179,407,470
  5. Step 5: Solve for x
    x = 10,386,154,179,407,470/148,752,455.40
  6. Step 6: Final answer
    x = 69,821,732.70

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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.