Home / 117,588,538.17-162,281,271.96-70,547,381.96

Finding the Fourth Proportional to 117,588,538.17, 162,281,271.96 and 70,547,381.96

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Solution

The fourth proportional to 117,588,538.17, 162,281,271.96 and 70,547,381.96 is: 97,360,840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588,538.17 : 162,281,271.96 = 70,547,381.96 : x
  2. Step 2: Convert to fraction form
    117,588,538.17/162,281,271.96 = 70,547,381.96/x
  3. Step 3: Cross multiply
    117,588,538.17x = 162,281,271.96 × 70,547,381.96
  4. Step 4: Simplify right side
    117,588,538.17x = 11,448,518,877,105,352
  5. Step 5: Solve for x
    x = 11,448,518,877,105,352/117,588,538.17
  6. Step 6: Final answer
    x = 97,360,840.23

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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.