Home / 162,303,528.32-243,492,618-53,132,220.80

Finding the Fourth Proportional to 162,303,528.32, 243,492,618 and 53,132,220.80

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Solution

The fourth proportional to 162,303,528.32, 243,492,618 and 53,132,220.80 is: 79,710,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,303,528.32 : 243,492,618 = 53,132,220.80 : x
  2. Step 2: Convert to fraction form
    162,303,528.32/243,492,618 = 53,132,220.80/x
  3. Step 3: Cross multiply
    162,303,528.32x = 243,492,618 × 53,132,220.80
  4. Step 4: Simplify right side
    162,303,528.32x = 12,937,303,542,746,054
  5. Step 5: Solve for x
    x = 12,937,303,542,746,054/162,303,528.32
  6. Step 6: Final answer
    x = 79,710,550.21

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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.