Home / 9,303,622,681.26-12,840,084,740.16-5,289,894,350.64

Finding the Fourth Proportional to 9,303,622,681.26, 12,840,084,740.16 and 5,289,894,350.64

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Solution

The fourth proportional to 9,303,622,681.26, 12,840,084,740.16 and 5,289,894,350.64 is: 7,300,671,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303,622,681.26 : 12,840,084,740.16 = 5,289,894,350.64 : x
  2. Step 2: Convert to fraction form
    9,303,622,681.26/12,840,084,740.16 = 5,289,894,350.64/x
  3. Step 3: Cross multiply
    9,303,622,681.26x = 12,840,084,740.16 × 5,289,894,350.64
  4. Step 4: Simplify right side
    9,303,622,681.26x = 67,922,691,728,711,262,208
  5. Step 5: Solve for x
    x = 67,922,691,728,711,262,208/9,303,622,681.26
  6. Step 6: Final answer
    x = 7,300,671,368.10

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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.