Home / 702,716,637-1,047,792,483.15-683,409,930.47

Finding the Fourth Proportional to 702,716,637, 1,047,792,483.15 and 683,409,930.47

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Solution

The fourth proportional to 702,716,637, 1,047,792,483.15 and 683,409,930.47 is: 1,019,005,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,716,637 : 1,047,792,483.15 = 683,409,930.47 : x
  2. Step 2: Convert to fraction form
    702,716,637/1,047,792,483.15 = 683,409,930.47/x
  3. Step 3: Cross multiply
    702,716,637x = 1,047,792,483.15 × 683,409,930.47
  4. Step 4: Simplify right side
    702,716,637x = 716,071,788,051,291,264
  5. Step 5: Solve for x
    x = 716,071,788,051,291,264/702,716,637
  6. Step 6: Final answer
    x = 1,019,005,030.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.