Home / 1,119,759,153.60-1,679,638,730.40-885,956,606.40

Finding the Fourth Proportional to 1,119,759,153.60, 1,679,638,730.40 and 885,956,606.40

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Solution

The fourth proportional to 1,119,759,153.60, 1,679,638,730.40 and 885,956,606.40 is: 1,328,934,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,759,153.60 : 1,679,638,730.40 = 885,956,606.40 : x
  2. Step 2: Convert to fraction form
    1,119,759,153.60/1,679,638,730.40 = 885,956,606.40/x
  3. Step 3: Cross multiply
    1,119,759,153.60x = 1,679,638,730.40 × 885,956,606.40
  4. Step 4: Simplify right side
    1,119,759,153.60x = 1,488,087,029,563,188,480
  5. Step 5: Solve for x
    x = 1,488,087,029,563,188,480/1,119,759,153.60
  6. Step 6: Final answer
    x = 1,328,934,909.60

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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.