Home / 1,542,104,443,231.40-2,128,075,502,369.80-847,630,154,728.45

Finding the Fourth Proportional to 1,542,104,443,231.40, 2,128,075,502,369.80 and 847,630,154,728.45

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Solution

The fourth proportional to 1,542,104,443,231.40, 2,128,075,502,369.80 and 847,630,154,728.45 is: 1,169,713,877,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,104,443,231.40 : 2,128,075,502,369.80 = 847,630,154,728.45 : x
  2. Step 2: Convert to fraction form
    1,542,104,443,231.40/2,128,075,502,369.80 = 847,630,154,728.45/x
  3. Step 3: Cross multiply
    1,542,104,443,231.40x = 2,128,075,502,369.80 × 847,630,154,728.45
  4. Step 4: Simplify right side
    1,542,104,443,231.40x = 1,803,820,967,347,537,362,026,496
  5. Step 5: Solve for x
    x = 1,803,820,967,347,537,362,026,496/1,542,104,443,231.40
  6. Step 6: Final answer
    x = 1,169,713,877,205.18

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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.