Home / 1,010,862,075.65-1,516,369,352.69-301,754,653.76

Finding the Fourth Proportional to 1,010,862,075.65, 1,516,369,352.69 and 301,754,653.76

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Solution

The fourth proportional to 1,010,862,075.65, 1,516,369,352.69 and 301,754,653.76 is: 452,654,738.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,862,075.65 : 1,516,369,352.69 = 301,754,653.76 : x
  2. Step 2: Convert to fraction form
    1,010,862,075.65/1,516,369,352.69 = 301,754,653.76/x
  3. Step 3: Cross multiply
    1,010,862,075.65x = 1,516,369,352.69 × 301,754,653.76
  4. Step 4: Simplify right side
    1,010,862,075.65x = 457,571,508,985,664,448
  5. Step 5: Solve for x
    x = 457,571,508,985,664,448/1,010,862,075.65
  6. Step 6: Final answer
    x = 452,654,738.97

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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.