Home / 6,211,574,136.48-9,321,988,678.02-4,557,754,938.72

Finding the Fourth Proportional to 6,211,574,136.48, 9,321,988,678.02 and 4,557,754,938.72

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Solution

The fourth proportional to 6,211,574,136.48, 9,321,988,678.02 and 4,557,754,938.72 is: 6,840,027,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211,574,136.48 : 9,321,988,678.02 = 4,557,754,938.72 : x
  2. Step 2: Convert to fraction form
    6,211,574,136.48/9,321,988,678.02 = 4,557,754,938.72/x
  3. Step 3: Cross multiply
    6,211,574,136.48x = 9,321,988,678.02 × 4,557,754,938.72
  4. Step 4: Simplify right side
    6,211,574,136.48x = 42,487,339,935,937,585,152
  5. Step 5: Solve for x
    x = 42,487,339,935,937,585,152/6,211,574,136.48
  6. Step 6: Final answer
    x = 6,840,027,825.86

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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.