Home / 13,810,478,598.40-19,058,424,618.96-7,706,767,159.84

Finding the Fourth Proportional to 13,810,478,598.40, 19,058,424,618.96 and 7,706,767,159.84

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Solution

The fourth proportional to 13,810,478,598.40, 19,058,424,618.96 and 7,706,767,159.84 is: 10,635,318,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,478,598.40 : 19,058,424,618.96 = 7,706,767,159.84 : x
  2. Step 2: Convert to fraction form
    13,810,478,598.40/19,058,424,618.96 = 7,706,767,159.84/x
  3. Step 3: Cross multiply
    13,810,478,598.40x = 19,058,424,618.96 × 7,706,767,159.84
  4. Step 4: Simplify right side
    13,810,478,598.40x = 146,878,840,971,687,084,032
  5. Step 5: Solve for x
    x = 146,878,840,971,687,084,032/13,810,478,598.40
  6. Step 6: Final answer
    x = 10,635,318,676.70

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1.5x scale

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.