Home / 12,953,539,491.44-19,431,495,009.96-3,637,224,640.88

Finding the Fourth Proportional to 12,953,539,491.44, 19,431,495,009.96 and 3,637,224,640.88

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Solution

The fourth proportional to 12,953,539,491.44, 19,431,495,009.96 and 3,637,224,640.88 is: 5,456,169,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,539,491.44 : 19,431,495,009.96 = 3,637,224,640.88 : x
  2. Step 2: Convert to fraction form
    12,953,539,491.44/19,431,495,009.96 = 3,637,224,640.88/x
  3. Step 3: Cross multiply
    12,953,539,491.44x = 19,431,495,009.96 × 3,637,224,640.88
  4. Step 4: Simplify right side
    12,953,539,491.44x = 70,676,712,459,363,270,656
  5. Step 5: Solve for x
    x = 70,676,712,459,363,270,656/12,953,539,491.44
  6. Step 6: Final answer
    x = 5,456,169,914.49

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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.