Home / 28,254,701,889,076-38,998,743,355,932-18,402,496,187,396

Finding the Fourth Proportional to 28,254,701,889,076, 38,998,743,355,932 and 18,402,496,187,396

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Solution

The fourth proportional to 28,254,701,889,076, 38,998,743,355,932 and 18,402,496,187,396 is: 25,400,169,810,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,254,701,889,076 : 38,998,743,355,932 = 18,402,496,187,396 : x
  2. Step 2: Convert to fraction form
    28,254,701,889,076/38,998,743,355,932 = 18,402,496,187,396/x
  3. Step 3: Cross multiply
    28,254,701,889,076x = 38,998,743,355,932 × 18,402,496,187,396
  4. Step 4: Simplify right side
    28,254,701,889,076x = 717,674,225,920,773,754,087,014,400
  5. Step 5: Solve for x
    x = 717,674,225,920,773,754,087,014,400/28,254,701,889,076
  6. Step 6: Final answer
    x = 25,400,169,810,258.91

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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.