Home / 1,472,861,881,658.40-2,032,254,610,848.60-822,440,388,356.25

Finding the Fourth Proportional to 1,472,861,881,658.40, 2,032,254,610,848.60 and 822,440,388,356.25

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Solution

The fourth proportional to 1,472,861,881,658.40, 2,032,254,610,848.60 and 822,440,388,356.25 is: 1,134,803,128,656.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,861,881,658.40 : 2,032,254,610,848.60 = 822,440,388,356.25 : x
  2. Step 2: Convert to fraction form
    1,472,861,881,658.40/2,032,254,610,848.60 = 822,440,388,356.25/x
  3. Step 3: Cross multiply
    1,472,861,881,658.40x = 2,032,254,610,848.60 × 822,440,388,356.25
  4. Step 4: Simplify right side
    1,472,861,881,658.40x = 1,671,408,271,385,102,406,123,520
  5. Step 5: Solve for x
    x = 1,671,408,271,385,102,406,123,520/1,472,861,881,658.40
  6. Step 6: Final answer
    x = 1,134,803,128,656.67

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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.