Home / 841,477,667.84-1,161,354,539.28-484,238,102.84

Finding the Fourth Proportional to 841,477,667.84, 1,161,354,539.28 and 484,238,102.84

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Solution

The fourth proportional to 841,477,667.84, 1,161,354,539.28 and 484,238,102.84 is: 668,314,965.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,477,667.84 : 1,161,354,539.28 = 484,238,102.84 : x
  2. Step 2: Convert to fraction form
    841,477,667.84/1,161,354,539.28 = 484,238,102.84/x
  3. Step 3: Cross multiply
    841,477,667.84x = 1,161,354,539.28 × 484,238,102.84
  4. Step 4: Simplify right side
    841,477,667.84x = 562,372,118,825,569,408
  5. Step 5: Solve for x
    x = 562,372,118,825,569,408/841,477,667.84
  6. Step 6: Final answer
    x = 668,314,965.83

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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.