Home / 7,105,260,133.95-9,804,870,527.46-3,889,548,040.65

Finding the Fourth Proportional to 7,105,260,133.95, 9,804,870,527.46 and 3,889,548,040.65

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Solution

The fourth proportional to 7,105,260,133.95, 9,804,870,527.46 and 3,889,548,040.65 is: 5,367,363,647.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,260,133.95 : 9,804,870,527.46 = 3,889,548,040.65 : x
  2. Step 2: Convert to fraction form
    7,105,260,133.95/9,804,870,527.46 = 3,889,548,040.65/x
  3. Step 3: Cross multiply
    7,105,260,133.95x = 9,804,870,527.46 × 3,889,548,040.65
  4. Step 4: Simplify right side
    7,105,260,133.95x = 38,136,514,948,908,974,080
  5. Step 5: Solve for x
    x = 38,136,514,948,908,974,080/7,105,260,133.95
  6. Step 6: Final answer
    x = 5,367,363,647.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.