Home / 933,111,419.10-1,398,551,102.28-434,449,699.98

Finding the Fourth Proportional to 933,111,419.10, 1,398,551,102.28 and 434,449,699.98

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Solution

The fourth proportional to 933,111,419.10, 1,398,551,102.28 and 434,449,699.98 is: 651,154,936.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,111,419.10 : 1,398,551,102.28 = 434,449,699.98 : x
  2. Step 2: Convert to fraction form
    933,111,419.10/1,398,551,102.28 = 434,449,699.98/x
  3. Step 3: Cross multiply
    933,111,419.10x = 1,398,551,102.28 × 434,449,699.98
  4. Step 4: Simplify right side
    933,111,419.10x = 607,600,106,792,244,352
  5. Step 5: Solve for x
    x = 607,600,106,792,244,352/933,111,419.10
  6. Step 6: Final answer
    x = 651,154,936.44

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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.