Home / 483,249,971.65-724,578,300.06-187,800,116.98

Finding the Fourth Proportional to 483,249,971.65, 724,578,300.06 and 187,800,116.98

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Solution

The fourth proportional to 483,249,971.65, 724,578,300.06 and 187,800,116.98 is: 281,584,888.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,249,971.65 : 724,578,300.06 = 187,800,116.98 : x
  2. Step 2: Convert to fraction form
    483,249,971.65/724,578,300.06 = 187,800,116.98/x
  3. Step 3: Cross multiply
    483,249,971.65x = 724,578,300.06 × 187,800,116.98
  4. Step 4: Simplify right side
    483,249,971.65x = 136,075,889,512,437,520
  5. Step 5: Solve for x
    x = 136,075,889,512,437,520/483,249,971.65
  6. Step 6: Final answer
    x = 281,584,888.76

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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.