Home / 13,810,478,602.40-19,058,424,624.48-7,706,767,163.84

Finding the Fourth Proportional to 13,810,478,602.40, 19,058,424,624.48 and 7,706,767,163.84

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Solution

The fourth proportional to 13,810,478,602.40, 19,058,424,624.48 and 7,706,767,163.84 is: 10,635,318,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,478,602.40 : 19,058,424,624.48 = 7,706,767,163.84 : x
  2. Step 2: Convert to fraction form
    13,810,478,602.40/19,058,424,624.48 = 7,706,767,163.84/x
  3. Step 3: Cross multiply
    13,810,478,602.40x = 19,058,424,624.48 × 7,706,767,163.84
  4. Step 4: Simplify right side
    13,810,478,602.40x = 146,878,841,090,462,138,368
  5. Step 5: Solve for x
    x = 146,878,841,090,462,138,368/13,810,478,602.40
  6. Step 6: Final answer
    x = 10,635,318,682.22

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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.