Home / 288,401,864.95-432,602,802.92-70,050,735.82

Finding the Fourth Proportional to 288,401,864.95, 432,602,802.92 and 70,050,735.82

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Solution

The fourth proportional to 288,401,864.95, 432,602,802.92 and 70,050,735.82 is: 105,076,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,401,864.95 : 432,602,802.92 = 70,050,735.82 : x
  2. Step 2: Convert to fraction form
    288,401,864.95/432,602,802.92 = 70,050,735.82/x
  3. Step 3: Cross multiply
    288,401,864.95x = 432,602,802.92 × 70,050,735.82
  4. Step 4: Simplify right side
    288,401,864.95x = 30,304,144,662,340,444
  5. Step 5: Solve for x
    x = 30,304,144,662,340,444/288,401,864.95
  6. Step 6: Final answer
    x = 105,076,105.06

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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.