Home / 42,902,813,999.52-64,363,483,795.68-13,059,478,792.80

Finding the Fourth Proportional to 42,902,813,999.52, 64,363,483,795.68 and 13,059,478,792.80

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Solution

The fourth proportional to 42,902,813,999.52, 64,363,483,795.68 and 13,059,478,792.80 is: 19,592,037,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,902,813,999.52 : 64,363,483,795.68 = 13,059,478,792.80 : x
  2. Step 2: Convert to fraction form
    42,902,813,999.52/64,363,483,795.68 = 13,059,478,792.80/x
  3. Step 3: Cross multiply
    42,902,813,999.52x = 64,363,483,795.68 × 13,059,478,792.80
  4. Step 4: Simplify right side
    42,902,813,999.52x = 840,553,551,660,409,421,824
  5. Step 5: Solve for x
    x = 840,553,551,660,409,421,824/42,902,813,999.52
  6. Step 6: Final answer
    x = 19,592,037,754.68

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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.