Home / 40,280,603,800.80-60,420,905,701.20-13,742,300,304.30

Finding the Fourth Proportional to 40,280,603,800.80, 60,420,905,701.20 and 13,742,300,304.30

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Solution

The fourth proportional to 40,280,603,800.80, 60,420,905,701.20 and 13,742,300,304.30 is: 20,613,450,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280,603,800.80 : 60,420,905,701.20 = 13,742,300,304.30 : x
  2. Step 2: Convert to fraction form
    40,280,603,800.80/60,420,905,701.20 = 13,742,300,304.30/x
  3. Step 3: Cross multiply
    40,280,603,800.80x = 60,420,905,701.20 × 13,742,300,304.30
  4. Step 4: Simplify right side
    40,280,603,800.80x = 830,322,230,803,682,295,808
  5. Step 5: Solve for x
    x = 830,322,230,803,682,295,808/40,280,603,800.80
  6. Step 6: Final answer
    x = 20,613,450,456.45

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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.