Home / 12,953,539,492.94-19,431,495,012.21-3,637,224,642.38

Finding the Fourth Proportional to 12,953,539,492.94, 19,431,495,012.21 and 3,637,224,642.38

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Solution

The fourth proportional to 12,953,539,492.94, 19,431,495,012.21 and 3,637,224,642.38 is: 5,456,169,916.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,539,492.94 : 19,431,495,012.21 = 3,637,224,642.38 : x
  2. Step 2: Convert to fraction form
    12,953,539,492.94/19,431,495,012.21 = 3,637,224,642.38/x
  3. Step 3: Cross multiply
    12,953,539,492.94x = 19,431,495,012.21 × 3,637,224,642.38
  4. Step 4: Simplify right side
    12,953,539,492.94x = 70,676,712,496,694,272,000
  5. Step 5: Solve for x
    x = 70,676,712,496,694,272,000/12,953,539,492.94
  6. Step 6: Final answer
    x = 5,456,169,916.74

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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.