Home / 7,990,130,881.80-11,985,196,322.70-4,316,810,689.80

Finding the Fourth Proportional to 7,990,130,881.80, 11,985,196,322.70 and 4,316,810,689.80

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Solution

The fourth proportional to 7,990,130,881.80, 11,985,196,322.70 and 4,316,810,689.80 is: 6,475,216,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,130,881.80 : 11,985,196,322.70 = 4,316,810,689.80 : x
  2. Step 2: Convert to fraction form
    7,990,130,881.80/11,985,196,322.70 = 4,316,810,689.80/x
  3. Step 3: Cross multiply
    7,990,130,881.80x = 11,985,196,322.70 × 4,316,810,689.80
  4. Step 4: Simplify right side
    7,990,130,881.80x = 51,737,823,605,183,012,864
  5. Step 5: Solve for x
    x = 51,737,823,605,183,012,864/7,990,130,881.80
  6. Step 6: Final answer
    x = 6,475,216,034.70

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Double scale
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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.