Home / 608,736,400.50-912,912,792.75-199,697,235.06

Finding the Fourth Proportional to 608,736,400.50, 912,912,792.75 and 199,697,235.06

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Solution

The fourth proportional to 608,736,400.50, 912,912,792.75 and 199,697,235.06 is: 299,482,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,736,400.50 : 912,912,792.75 = 199,697,235.06 : x
  2. Step 2: Convert to fraction form
    608,736,400.50/912,912,792.75 = 199,697,235.06/x
  3. Step 3: Cross multiply
    608,736,400.50x = 912,912,792.75 × 199,697,235.06
  4. Step 4: Simplify right side
    608,736,400.50x = 182,306,160,563,077,824
  5. Step 5: Solve for x
    x = 182,306,160,563,077,824/608,736,400.50
  6. Step 6: Final answer
    x = 299,482,929.58

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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.