Home / 70,401,841.02-97,159,030.47-39,462,018.30

Finding the Fourth Proportional to 70,401,841.02, 97,159,030.47 and 39,462,018.30

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Solution

The fourth proportional to 70,401,841.02, 97,159,030.47 and 39,462,018.30 is: 54,460,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,401,841.02 : 97,159,030.47 = 39,462,018.30 : x
  2. Step 2: Convert to fraction form
    70,401,841.02/97,159,030.47 = 39,462,018.30/x
  3. Step 3: Cross multiply
    70,401,841.02x = 97,159,030.47 × 39,462,018.30
  4. Step 4: Simplify right side
    70,401,841.02x = 3,834,091,438,417,397.50
  5. Step 5: Solve for x
    x = 3,834,091,438,417,397.50/70,401,841.02
  6. Step 6: Final answer
    x = 54,460,101.94

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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.