Home / 1,912,367,697,446-2,869,054,678,189-687,250,585,582.35

Finding the Fourth Proportional to 1,912,367,697,446, 2,869,054,678,189 and 687,250,585,582.35

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Solution

The fourth proportional to 1,912,367,697,446, 2,869,054,678,189 and 687,250,585,582.35 is: 1,031,056,689,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,367,697,446 : 2,869,054,678,189 = 687,250,585,582.35 : x
  2. Step 2: Convert to fraction form
    1,912,367,697,446/2,869,054,678,189 = 687,250,585,582.35/x
  3. Step 3: Cross multiply
    1,912,367,697,446x = 2,869,054,678,189 × 687,250,585,582.35
  4. Step 4: Simplify right side
    1,912,367,697,446x = 1,971,759,507,653,170,967,871,488
  5. Step 5: Solve for x
    x = 1,971,759,507,653,170,967,871,488/1,912,367,697,446
  6. Step 6: Final answer
    x = 1,031,056,689,718.45

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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.