Home / 782,281,174,534.40-1,173,421,761,801.60-745,088,807,590.40

Finding the Fourth Proportional to 782,281,174,534.40, 1,173,421,761,801.60 and 745,088,807,590.40

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Solution

The fourth proportional to 782,281,174,534.40, 1,173,421,761,801.60 and 745,088,807,590.40 is: 1,117,633,211,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,281,174,534.40 : 1,173,421,761,801.60 = 745,088,807,590.40 : x
  2. Step 2: Convert to fraction form
    782,281,174,534.40/1,173,421,761,801.60 = 745,088,807,590.40/x
  3. Step 3: Cross multiply
    782,281,174,534.40x = 1,173,421,761,801.60 × 745,088,807,590.40
  4. Step 4: Simplify right side
    782,281,174,534.40x = 874,303,421,301,380,672,913,408
  5. Step 5: Solve for x
    x = 874,303,421,301,380,672,913,408/782,281,174,534.40
  6. Step 6: Final answer
    x = 1,117,633,211,385.60

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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.