Home / 7,057,128,466.80-10,585,692,700.20-2,915,195,410.80

Finding the Fourth Proportional to 7,057,128,466.80, 10,585,692,700.20 and 2,915,195,410.80

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Solution

The fourth proportional to 7,057,128,466.80, 10,585,692,700.20 and 2,915,195,410.80 is: 4,372,793,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057,128,466.80 : 10,585,692,700.20 = 2,915,195,410.80 : x
  2. Step 2: Convert to fraction form
    7,057,128,466.80/10,585,692,700.20 = 2,915,195,410.80/x
  3. Step 3: Cross multiply
    7,057,128,466.80x = 10,585,692,700.20 × 2,915,195,410.80
  4. Step 4: Simplify right side
    7,057,128,466.80x = 30,859,362,779,762,106,368
  5. Step 5: Solve for x
    x = 30,859,362,779,762,106,368/7,057,128,466.80
  6. Step 6: Final answer
    x = 4,372,793,116.20

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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.