Home / 506,570,941.41-699,075,038.57-291,870,927.65

Finding the Fourth Proportional to 506,570,941.41, 699,075,038.57 and 291,870,927.65

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Solution

The fourth proportional to 506,570,941.41, 699,075,038.57 and 291,870,927.65 is: 402,785,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,570,941.41 : 699,075,038.57 = 291,870,927.65 : x
  2. Step 2: Convert to fraction form
    506,570,941.41/699,075,038.57 = 291,870,927.65/x
  3. Step 3: Cross multiply
    506,570,941.41x = 699,075,038.57 × 291,870,927.65
  4. Step 4: Simplify right side
    506,570,941.41x = 204,039,679,999,430,688
  5. Step 5: Solve for x
    x = 204,039,679,999,430,688/506,570,941.41
  6. Step 6: Final answer
    x = 402,785,993.67

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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.