Home / 260,064,948.80-390,097,423.20-260,064,948.80

Finding the Fourth Proportional to 260,064,948.80, 390,097,423.20 and 260,064,948.80

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Solution

The fourth proportional to 260,064,948.80, 390,097,423.20 and 260,064,948.80 is: 390,097,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,064,948.80 : 390,097,423.20 = 260,064,948.80 : x
  2. Step 2: Convert to fraction form
    260,064,948.80/390,097,423.20 = 260,064,948.80/x
  3. Step 3: Cross multiply
    260,064,948.80x = 390,097,423.20 × 260,064,948.80
  4. Step 4: Simplify right side
    260,064,948.80x = 101,450,666,391,519,936
  5. Step 5: Solve for x
    x = 101,450,666,391,519,936/260,064,948.80
  6. Step 6: Final answer
    x = 390,097,423.20

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1.5x scale

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.