Home / 1,984,570,684.38-2,976,628,881.86-530,661,482.46

Finding the Fourth Proportional to 1,984,570,684.38, 2,976,628,881.86 and 530,661,482.46

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Solution

The fourth proportional to 1,984,570,684.38, 2,976,628,881.86 and 530,661,482.46 is: 795,931,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,570,684.38 : 2,976,628,881.86 = 530,661,482.46 : x
  2. Step 2: Convert to fraction form
    1,984,570,684.38/2,976,628,881.86 = 530,661,482.46/x
  3. Step 3: Cross multiply
    1,984,570,684.38x = 2,976,628,881.86 × 530,661,482.46
  4. Step 4: Simplify right side
    1,984,570,684.38x = 1,579,582,295,181,079,808
  5. Step 5: Solve for x
    x = 1,579,582,295,181,079,808/1,984,570,684.38
  6. Step 6: Final answer
    x = 795,931,486.65

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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.