Home / 99,140,770,679.51-136,814,726,853.63-56,323,603,045.35

Finding the Fourth Proportional to 99,140,770,679.51, 136,814,726,853.63 and 56,323,603,045.35

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Solution

The fourth proportional to 99,140,770,679.51, 136,814,726,853.63 and 56,323,603,045.35 is: 77,726,835,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,140,770,679.51 : 136,814,726,853.63 = 56,323,603,045.35 : x
  2. Step 2: Convert to fraction form
    99,140,770,679.51/136,814,726,853.63 = 56,323,603,045.35/x
  3. Step 3: Cross multiply
    99,140,770,679.51x = 136,814,726,853.63 × 56,323,603,045.35
  4. Step 4: Simplify right side
    99,140,770,679.51x = 7,705,898,366,061,843,054,592
  5. Step 5: Solve for x
    x = 7,705,898,366,061,843,054,592/99,140,770,679.51
  6. Step 6: Final answer
    x = 77,726,835,420.44

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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.