Home / 147,562,590.80-221,343,886.20-45,326,464.40

Finding the Fourth Proportional to 147,562,590.80, 221,343,886.20 and 45,326,464.40

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Solution

The fourth proportional to 147,562,590.80, 221,343,886.20 and 45,326,464.40 is: 67,989,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,562,590.80 : 221,343,886.20 = 45,326,464.40 : x
  2. Step 2: Convert to fraction form
    147,562,590.80/221,343,886.20 = 45,326,464.40/x
  3. Step 3: Cross multiply
    147,562,590.80x = 221,343,886.20 × 45,326,464.40
  4. Step 4: Simplify right side
    147,562,590.80x = 10,032,735,778,001,950
  5. Step 5: Solve for x
    x = 10,032,735,778,001,950/147,562,590.80
  6. Step 6: Final answer
    x = 67,989,696.60

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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.