Home / 896,462,020.98-1,237,119,239.73-500,010,564.08

Finding the Fourth Proportional to 896,462,020.98, 1,237,119,239.73 and 500,010,564.08

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Solution

The fourth proportional to 896,462,020.98, 1,237,119,239.73 and 500,010,564.08 is: 690,015,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,462,020.98 : 1,237,119,239.73 = 500,010,564.08 : x
  2. Step 2: Convert to fraction form
    896,462,020.98/1,237,119,239.73 = 500,010,564.08/x
  3. Step 3: Cross multiply
    896,462,020.98x = 1,237,119,239.73 × 500,010,564.08
  4. Step 4: Simplify right side
    896,462,020.98x = 618,572,688,885,432,448
  5. Step 5: Solve for x
    x = 618,572,688,885,432,448/896,462,020.98
  6. Step 6: Final answer
    x = 690,015,499.16

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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.