Home / 438,281,038.57-604,846,845.54-242,710,750.57

Finding the Fourth Proportional to 438,281,038.57, 604,846,845.54 and 242,710,750.57

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Solution

The fourth proportional to 438,281,038.57, 604,846,845.54 and 242,710,750.57 is: 334,951,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,281,038.57 : 604,846,845.54 = 242,710,750.57 : x
  2. Step 2: Convert to fraction form
    438,281,038.57/604,846,845.54 = 242,710,750.57/x
  3. Step 3: Cross multiply
    438,281,038.57x = 604,846,845.54 × 242,710,750.57
  4. Step 4: Simplify right side
    438,281,038.57x = 146,802,831,856,672,448
  5. Step 5: Solve for x
    x = 146,802,831,856,672,448/438,281,038.57
  6. Step 6: Final answer
    x = 334,951,364.40

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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.