Home / 1,370,849,054.58-2,056,173,006.34-437,921,411.32

Finding the Fourth Proportional to 1,370,849,054.58, 2,056,173,006.34 and 437,921,411.32

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Solution

The fourth proportional to 1,370,849,054.58, 2,056,173,006.34 and 437,921,411.32 is: 656,849,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,849,054.58 : 2,056,173,006.34 = 437,921,411.32 : x
  2. Step 2: Convert to fraction form
    1,370,849,054.58/2,056,173,006.34 = 437,921,411.32/x
  3. Step 3: Cross multiply
    1,370,849,054.58x = 2,056,173,006.34 × 437,921,411.32
  4. Step 4: Simplify right side
    1,370,849,054.58x = 900,442,184,848,264,960
  5. Step 5: Solve for x
    x = 900,442,184,848,264,960/1,370,849,054.58
  6. Step 6: Final answer
    x = 656,849,987.85

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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.