Home / 3,779,257,406.40-5,668,886,109.60-1,019,165,428.80

Finding the Fourth Proportional to 3,779,257,406.40, 5,668,886,109.60 and 1,019,165,428.80

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Solution

The fourth proportional to 3,779,257,406.40, 5,668,886,109.60 and 1,019,165,428.80 is: 1,528,748,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,257,406.40 : 5,668,886,109.60 = 1,019,165,428.80 : x
  2. Step 2: Convert to fraction form
    3,779,257,406.40/5,668,886,109.60 = 1,019,165,428.80/x
  3. Step 3: Cross multiply
    3,779,257,406.40x = 5,668,886,109.60 × 1,019,165,428.80
  4. Step 4: Simplify right side
    3,779,257,406.40x = 5,777,532,742,708,847,616
  5. Step 5: Solve for x
    x = 5,777,532,742,708,847,616/3,779,257,406.40
  6. Step 6: Final answer
    x = 1,528,748,143.20

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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.