Home / 1,615,774,400.25-2,423,461,001.90-435,447,219.07

Finding the Fourth Proportional to 1,615,774,400.25, 2,423,461,001.90 and 435,447,219.07

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Solution

The fourth proportional to 1,615,774,400.25, 2,423,461,001.90 and 435,447,219.07 is: 653,116,767.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,774,400.25 : 2,423,461,001.90 = 435,447,219.07 : x
  2. Step 2: Convert to fraction form
    1,615,774,400.25/2,423,461,001.90 = 435,447,219.07/x
  3. Step 3: Cross multiply
    1,615,774,400.25x = 2,423,461,001.90 × 435,447,219.07
  4. Step 4: Simplify right side
    1,615,774,400.25x = 1,055,289,353,797,889,792
  5. Step 5: Solve for x
    x = 1,055,289,353,797,889,792/1,615,774,400.25
  6. Step 6: Final answer
    x = 653,116,767.81

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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.