Home / 2,099,523,657.10-3,149,285,485.65-645,312,124.30

Finding the Fourth Proportional to 2,099,523,657.10, 3,149,285,485.65 and 645,312,124.30

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Solution

The fourth proportional to 2,099,523,657.10, 3,149,285,485.65 and 645,312,124.30 is: 967,968,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,523,657.10 : 3,149,285,485.65 = 645,312,124.30 : x
  2. Step 2: Convert to fraction form
    2,099,523,657.10/3,149,285,485.65 = 645,312,124.30/x
  3. Step 3: Cross multiply
    2,099,523,657.10x = 3,149,285,485.65 × 645,312,124.30
  4. Step 4: Simplify right side
    2,099,523,657.10x = 2,032,272,106,771,958,528
  5. Step 5: Solve for x
    x = 2,032,272,106,771,958,528/2,099,523,657.10
  6. Step 6: Final answer
    x = 967,968,186.45

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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.