Home / 145,655,164.65-218,482,746.98-59,346,521.85

Finding the Fourth Proportional to 145,655,164.65, 218,482,746.98 and 59,346,521.85

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Solution

The fourth proportional to 145,655,164.65, 218,482,746.98 and 59,346,521.85 is: 89,019,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,655,164.65 : 218,482,746.98 = 59,346,521.85 : x
  2. Step 2: Convert to fraction form
    145,655,164.65/218,482,746.98 = 59,346,521.85/x
  3. Step 3: Cross multiply
    145,655,164.65x = 218,482,746.98 × 59,346,521.85
  4. Step 4: Simplify right side
    145,655,164.65x = 12,966,191,117,199,858
  5. Step 5: Solve for x
    x = 12,966,191,117,199,858/145,655,164.65
  6. Step 6: Final answer
    x = 89,019,782.78

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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.