Home / 21,254,658,154.98-31,882,106,415.60-7,089,585,018.18

Finding the Fourth Proportional to 21,254,658,154.98, 31,882,106,415.60 and 7,089,585,018.18

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Solution

The fourth proportional to 21,254,658,154.98, 31,882,106,415.60 and 7,089,585,018.18 is: 10,634,417,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,254,658,154.98 : 31,882,106,415.60 = 7,089,585,018.18 : x
  2. Step 2: Convert to fraction form
    21,254,658,154.98/31,882,106,415.60 = 7,089,585,018.18/x
  3. Step 3: Cross multiply
    21,254,658,154.98x = 31,882,106,415.60 × 7,089,585,018.18
  4. Step 4: Simplify right side
    21,254,658,154.98x = 226,030,903,992,058,216,448
  5. Step 5: Solve for x
    x = 226,030,903,992,058,216,448/21,254,658,154.98
  6. Step 6: Final answer
    x = 10,634,417,281.33

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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.