Home / 7,272,465,323.35-10,036,249,772.66-4,220,405,301.72

Finding the Fourth Proportional to 7,272,465,323.35, 10,036,249,772.66 and 4,220,405,301.72

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Solution

The fourth proportional to 7,272,465,323.35, 10,036,249,772.66 and 4,220,405,301.72 is: 5,824,303,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,465,323.35 : 10,036,249,772.66 = 4,220,405,301.72 : x
  2. Step 2: Convert to fraction form
    7,272,465,323.35/10,036,249,772.66 = 4,220,405,301.72/x
  3. Step 3: Cross multiply
    7,272,465,323.35x = 10,036,249,772.66 × 4,220,405,301.72
  4. Step 4: Simplify right side
    7,272,465,323.35x = 42,357,041,749,920,407,552
  5. Step 5: Solve for x
    x = 42,357,041,749,920,407,552/7,272,465,323.35
  6. Step 6: Final answer
    x = 5,824,303,020.59

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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.