Home / 1,256,658,226,859.90-1,885,252,075,983.80-407,648,464,250.76

Finding the Fourth Proportional to 1,256,658,226,859.90, 1,885,252,075,983.80 and 407,648,464,250.76

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Solution

The fourth proportional to 1,256,658,226,859.90, 1,885,252,075,983.80 and 407,648,464,250.76 is: 611,558,574,220.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,658,226,859.90 : 1,885,252,075,983.80 = 407,648,464,250.76 : x
  2. Step 2: Convert to fraction form
    1,256,658,226,859.90/1,885,252,075,983.80 = 407,648,464,250.76/x
  3. Step 3: Cross multiply
    1,256,658,226,859.90x = 1,885,252,075,983.80 × 407,648,464,250.76
  4. Step 4: Simplify right side
    1,256,658,226,859.90x = 768,520,113,500,353,242,071,040
  5. Step 5: Solve for x
    x = 768,520,113,500,353,242,071,040/1,256,658,226,859.90
  6. Step 6: Final answer
    x = 611,558,574,220.06

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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.