Home / 1,373,745,817.70-1,895,255,663.77-808,885,482.56

Finding the Fourth Proportional to 1,373,745,817.70, 1,895,255,663.77 and 808,885,482.56

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Solution

The fourth proportional to 1,373,745,817.70, 1,895,255,663.77 and 808,885,482.56 is: 1,115,959,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,745,817.70 : 1,895,255,663.77 = 808,885,482.56 : x
  2. Step 2: Convert to fraction form
    1,373,745,817.70/1,895,255,663.77 = 808,885,482.56/x
  3. Step 3: Cross multiply
    1,373,745,817.70x = 1,895,255,663.77 × 808,885,482.56
  4. Step 4: Simplify right side
    1,373,745,817.70x = 1,533,044,792,165,885,440
  5. Step 5: Solve for x
    x = 1,533,044,792,165,885,440/1,373,745,817.70
  6. Step 6: Final answer
    x = 1,115,959,570.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.